1

Daniel Enrique Ibarra Assistant Professor of Earth, Environmental and Planetary Sciences & Environment and Society

Brown University, Providence, RI 02912

(650) 714-5097; daniel_ibarra@brown.edu

https://sites.brown.edu/ibarra-lab/

1. EDUCATIONAL BACKGROUND

2018 Ph.D. Earth System Science, Stanford University.

Dissertation: Paleoclimate constraints on terrestrial hydroclimate, silicate

weathering, and the carbon cycle. (Advisor: C. Page Chamberlain)

2014 M.S. in Geological and Environmental Sciences, Stanford University.

Thesis: Applying uranium-series isotope geochemistry and geochronology to

Great Basin Pleistocene paleohydrology. (Advisor: Kate Maher)

2012 B.S. Civil and environmental Engineering, Atmosphere/Energy Track, Stanford

University. (Advisor: Lynn Hildemann)

2012 B.S. Geological and Environmental Sciences (with Department Honors), Stanford

University.

Thesis: An assessment of late Pleistocene to middle Holocene lake level

fluctuations in Surprise Valley, California. (Advisor: Kate Maher)

2. PROFESSIONAL EXPERIENCE

2021-Present Assistant Professor of Earth, Environmental and Planetary Sciences &

Environment and Society, Brown University

2019-2021 Visiting Assistant Professor of Environment and Society, Brown University

2019-2021 Postdoctoral Scholar – Fellow, Earth and Planetary Science, University of

California, Berkeley, Miller Institute Research Fellow and UC President’s

Postdoctoral Fellow (Mentors: Daniel A. Stolper and Donald J. DePaolo)

2019-2021 Postdoc Affiliate, Earth and Environmental Sciences, Lawrence Berkeley

National Laboratory (Supervisor: John N. Christensen)

2019-2021 Visiting Postdoctoral Scholar, Geological Sciences, Stanford University

2018-2019 Postdoctoral Research Fellow, Geological Sciences, Stanford University

(Mentor: C. Page Chamberlain)

2013-2018 Graduate Student Researcher, Terrestrial Paleoclimate Research Group (PI: C.

Page Chamberlain), Earth System Science, Stanford University

2016 Visiting Scientist, Earth Surface Geochemistry Group (Host: Friedhelm von

Blanckenburg), GFZ Helmholtz Centre Potsdam, Germany

2010-2014 Graduate and Undergraduate Student Researcher, Environmental Isotope

Geochemistry Research Group (PI: Kate Maher; Mentor: Jessica L. Oster),

Geological Sciences, Stanford University

2011 Sustainable Education Research Associate, MAP Royalty Inc., Palo Alto, CA

(Supervisor: Dr. Karl Knapp)

2

3. PUBLICATIONS

A. Journal Articles

Published (* = equal contributions)

48. DE Ibarra, AG Yanchilina, MK Lloyd, KA Methner, CP Chamberlain, R Yam, A Shemesh,

DA Stolper, Accepted, Triple oxygen isotope systematics of diagenetic recrystallization

of diatom opal-A to opal-CT to microquartz in deep sea sediments, Geochimica et

Cosmochimica Acta.

47. X Tian, Y Gao, T Kukla, O Lenz, H Huang, DE Ibarra, SL Sun, CS Wang, In Press, Early

Cretaceous solar cycles recorded in lacustrine laminations in North China, American

Journal of Science.

46. O Pourret, J Middleton, DE Ibarra, DE Irawan, A Rouff, P Anand, A Tripati, AJV Riches,

A Dossetto, 2021, Diversity among Editorial Boards of Elements and other selected

Geochemistry, Cosmochemistry, Mineralogy and Petrology journals, Elements 17 (3),

152-154. doi: 10.2138/gselements.17.3.150

45. JK Caves Rugenstein, DE Ibarra, S Zhang, NJ Planavsky, F von Blanckenburg, 2021,

Isotope Mass Balance Constraints Preclude that Mafic Weathering Drove Neogene

Cooling, Proceedings of the National Academy of Sciences of the United States of

America 118 (30), e2026345118. doi: 10.1073/pnas.2026345118

44. H Huang, Y Gao, C Ma, MM Jones, C Zeeden, DE Ibarra, HC Wu, CS Wang, 2021, Non-

linear orbital pacing of organic carbon burial by a ~173 kyr obliquity cycle in middle-

high latitudes, Science Advances 7 (28), eabf9489. doi: 10.1126/sciadv.abf9489

43. O Pourret, DW Hedding, DE Ibarra, DE Irawan, HY Liu, J Tennant, 2021, International

disparities in open access practices in the Earth Sciences, European Science Editing 47,

e63663. doi: 10.3897/ese.2021.e63663. Preprint doi: 10.31223/X5HW2S

42. DE Ibarra, PLM Tolentino, CPC David, 2021, Technical Note: Evaluation and bias

correction of an observations-based global runoff dataset using streamflow observations

from small tropical catchments in the Philippines, Hydrology and Earth System Sciences

25, 2805-2820. doi: 10.5194/hess-25-2805-2021. Preprint doi: 10.5194/hess-2020-26.

41. CS Wang, Y Gao, DE Ibarra, HC Wu, PJ Wang, 2021, An Unbroken Record of Climate

During the Age of Dinosaurs, Eos 102. doi: 10.1029/2021EO158455

40. Y Gao, YF Gao, DE Ibarra, XJ Du, T Dong, ZF Liu and CS Wang, 2021, Clay

mineralogical evidence for mid-latitude terrestrial climate change from the latest

Cretaceous through the earliest Paleogene in the Songliao Basin, NE China, Cretaceous

Research 124, 104827. doi: 10.1016/j.cretres.2021.104827

39. CP Chamberlain, DE Ibarra, T Kukla, K Methner, Y Gao, 2021, Triple Oxygen Isotope

Paleoaltimetry of Crystalline Rocks. Frontiers in Earth Science 9, 633687. doi:

10.3389/feart.2021.633687

38. DE Ibarra, T Kukla, KA Methner, A Mulch, CP Chamberlain, 2021, Reconstructing Past

Elevations from Triple Oxygen Isotopes of Lacustrine Chert: Application to the Eocene

Nevadaplano, Elko Basin, Nevada, USA, Frontiers in Earth Science 9, 628868. doi:

10.3389/feart.2021.628868

37. Y Gao, DE Ibarra, JK Caves Rugenstein, JQ Chen, T Kukla, K Methner, YF Gao, H Huang,

ZP Lin, LM Zhang, DP Xi, HC Wu, AR Carroll, SA Graham, CP Chamberlain, CS

Wang, 2021, Terrestrial climate in mid-latitude East Asia from the latest Cretaceous to

the earliest Paleogene: A multiproxy record from the Songliao Basin in northeastern

China, Earth-Science Reviews 103572. doi: 10.1016/j.earscirev.2021.103572

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36. T Kukla, DE Ibarra, JKC Rugenstein, JT Gooley, †CE Mullins, †S Kramer, †DY Moragne,

CP Chamberlain, 2021, High-resolution stable isotope paleotopography of the John Day

region, Oregon, USA. Frontiers in Earth Science 9, 635181. doi:

10.3389/feart.2021.635181

35. *DR Lowe, *DE Ibarra, N Drabon, CP Chamberlain, 2020, Constraints on surface

temperature 3.4 billion years ago based on triple oxygen isotopes of cherts from the

Barberton Greenstone Belt, South Africa, and the problem of sample selection, American

Journal of Science 320 (9), 790-814. doi: 10.2475/11.2020.02

34. J Zhong, SL Li, DE Ibarra, H Ding, CQ Liu, 2020, Insights into solute production and

transport processes in large Chinese rivers from concentration-discharge relationships,

Global Biogeochemical Cycles 34 (9), e2020GB006541. doi: 10.1029/2020GB006541

33. DE Penman, JK Caves, DE Ibarra, and MJ Winnick, 2020, Silicate weathering as a

feedback and forcing on Earth’s climate and the carbon cycle, Earth-Science Reviews

209, 103298. doi: 10.1016/j.earscirev.2020.103298

32. *CP Chamberlain, *DE Ibarra, MK Lloyd, T Kukla, Y Gao D Sjostrom, ZD Sharp, 2020,

Triple oxygen isotopes of meteoric hydrothermal systems – implications for

paleoaltimetry, Geochemical Perspectives Letters 15, 6-9. doi: 10.7185/geochemlet.2026

31. *L Santi, *AJ Arnold, *DE Ibarra, C Whicker, JA Mering, JM Lora, A Tripati, 2020,

Clumped Isotope Constraints on Changes in Hydroclimate in the Northwest Great Basin:

Lake Surprise, California, Geological Society of America Bulletin, 132 (11-12), 2669–

2683. doi: 10.1130/B35484.1

30. H Huang, Y Gao, MM Jones, HF Tao, AR Carroll, DE Ibarra, HC Wu, CS Wang, 2020,

Astronomical forcing of Middle Permian terrestrial climate recorded in a large paleolake

in northwest China, Palaeogeography, Palaeoclimatology, Palaeoecology 550, 109735.

doi: 10.1016/J.PALAEO.2020.109735

29. *MP D’Antonio, *DE Ibarra, CK Boyce, 2020, Land plant evolution decreased, rather than

increased, weathering rates, Geology, 48 (1), 29-33. doi: 10.1130/G46776.1

28. *L Santi, A Arnold, DE Ibarra, †C Whicker, J Mering, CG Oviatt, A Tripati, 2019, Lake

Level Fluctuations in the Northern Great Basin for the Last 25,000 years in Exploring

Ends of Eras in the eastern Mojave Desert, edited by DM Miller, 2019 Desert Symposium

Field Guide and Proceedings, 176-186. doi: 10.31223/osf.io/6as7t

27. DE Ibarra, JL Oster, MJ Winnick, JK Caves Rugenstein, MP Byrne, CP Chamberlain, 2019,

Lake area constraints on past hydroclimate in the western United States: Application to

Pleistocene Lake Bonneville, Proceedings Volume: 2018 Lake Bonneville Conference &

Short Course, edited by WR Lund, AP McKean and SD Bowman, Utah Geological

Survey Miscellaneous Publication 170, 6. doi: 10.31223/osf.io/rk5pe

26. JL Oster and DE Ibarra, 2019, Glacial hydroclimate of western North America: insights

from proxy-model comparison and implications for Lake Bonneville, Proceedings

Volume: 2018 Lake Bonneville Conference & Short Course, edited by WR Lund, AP

McKean and SD Bowman, Utah Geological Survey Miscellaneous Publication 170, 8.

doi: 10.31223/osf.io/h75mw

25. T Narock, EB Goldstein, CA-L Jackson, AA Bubeck, AML Enright, JI Farquharson, A

Fernandez, D Fernández-Blanco, S Girardclos, DE Ibarra, SK Lengger, AW Mackay, V

Venema, B Whitehead, J-P Ampuero, 2019, Earth Science is Ready for Preprints. Eos,

100. doi: 10.1029/2019EO121347 and 10.31223/osf.io/kftsv

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24. J Lora and DE Ibarra, 2019, The North American hydrologic cycle through the last

deglaciation, Quaternary Science Reviews 226, 105991. doi:

10.1016/j.quascirev.2019.105991

23. JK Caves Rugenstein, DE Ibarra, F von Blanckenburg, 2019, Neogene cooling driven by

land surface reactivity rather than increased weathering fluxes, Nature 571 (7767), 99-

102. doi: 10.1038/s41586-019-1332-y

22. TJ Kukla, MJ Winnick, K Maher, DE Ibarra, CP Chamberlain, 2019, The sensitivity of

terrestrial δ18O gradients to hydroclimate evolution. Journal of Geophysical Research:

Atmospheres 124 (2), 563-582. doi: 10.1029/2018JD029571

21. *DE Ibarra, *JK Caves Rugenstein, *A Bachan, A Baresch, KV Lau, DL Thomas, JE Lee,

CK Boyce, CP Chamberlain, 2019, Modeling the consequences of land plant evolution

on silicate weathering, American Journal of Science 319, 1-43. doi: 10.2475/01.2019.01

20. AE Egger, DE Ibarra, R Weldon, RM Langridge, †B Marion, †J Hall, 2018, The influence

of pluvial lake cycles on earthquake recurrence in the northwestern Basin and Range,

USA, in From Saline to Freshwater: The Diversity of Western Lakes in Space and Time,

edited by SW Starratt and MR Rosen, Geological Society of America Special Paper

Series 536-07, 28. doi: 10.1130/2018.2536(07)

19. DE Ibarra, JL Oster, MJ Winnick, JK Caves Rugenstein, MP Byrne, CP Chamberlain, 2018,

Warm and cold wet-states in the western United States during the Pliocene-Pleistocene,

Geology, 46 (4), 355-358. doi: 10.1130/G39962.1

18. NW Hermann, JL Oster, DE Ibarra, 2018, Spatial Patterns and Driving Mechanisms of Mid-

Holocene Hydroclimate in Western North America, Journal of Quaternary Science, 33

(4), 421-434. doi: 10.1002/jqs.3023

17. MM Jones, DE Ibarra, Y Gao, BB Sageman, D Selby, CP Chamberlain, SA Graham, 2018,

Evaluating Late Cretaceous OAEs and the influence of marine incursions on organic

carbon burial in an expansive East Asian paleo-lake, Earth and Planetary Science

Letters, 484, 41-52. doi: 10.1016/j.epsl.2017.11.046

16. AS Wymore, RL Brereton, DE Ibarra, K Maher, WH McDowell, 2017, Critical zone

structure controls concentration-discharge relationships and solute generation in forested

tropical montane watersheds, Water Resources Research, 53 (7), 6279-6295. doi:

10.1002/2016WR020016

15. DE Ibarra, S Moon, JK Caves, CP Chamberlain, K Maher, 2017, Concentration-discharge

patterns of weathering products from global rivers, Acta Geochemica, 36 (3), 405-409.

doi: 10.1007/s11631-017-0177-z

14. JK Caves, BU Bayshashov, A Zhamangara, AJ Ritch, DE Ibarra, DJ Sjostrom, HT Mix, MJ

Winnick, CP Chamberlain, 2017, Late Miocene uplift of the Tian Shan and Altai and

reorganization of Central Asia climate, GSA Today, 17 (2). doi: 10.1130/GSATG305A.1

13. Y Tong, DE Ibarra, JK Caves, T Mukerji, SA Graham, 2017, Constraining basin thermal

history and petroleum generation using paleoclimate data in the Piceance Basin,

Colorado, Basin Research, 29 (4), 542-553. doi: 10.1111/bre.12213

12. JK Caves, †DY Moragne, DE Ibarra, BU Bayshashov, Y Gao, MM Jones, A Zhamangara,

AV Arzhannikova, SG Arzhannikov, CP Chamberlain, 2016, The Neogene de-greening

of Central Asia, Geology, 44 (11), 887-890. doi: 10.1130/G38267.1

11. DE Ibarra, JK Caves, S Moon, DL Thomas, J Hartmann, CP Chamberlain, K Maher, 2016,

Differential weathering of basaltic and granitic catchments from concentration-discharge

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relationships, Geochimica et Cosmochimica Acta, 190, 265-293. doi:

10.1016/j.gca.2016.07.006

10. HT Mix, DE Ibarra, A Mulch, SA Graham, CP Chamberlain, 2016, A hot and high Eocene

Sierra Nevada, Geological Society of America Bulletin, 128 (3-4), 531-542. doi:

10.1130/B31294.1

9. Y Gao, DE Ibarra, JK Caves, CS Wang, CM Huang, CP Chamberlain, SA Graham, HC Wu,

2016, Mid-latitude terrestrial climate of East Asia linked to global climate in the Late

Cretaceous: REPLY, Geology, 44 (2), e379. doi: 10.1130/G37574Y.1

8. DE Ibarra and CP Chamberlain, 2015, Quantifying closed-basin lake temperature and

hydrology by inversion of oxygen isotope and trace element paleoclimate records,

American Journal of Science, 315 (9), 781-808. doi: 10.2475/09.2015.01

7. Y Gao, CS Wang, ZF Liu, XJ Du, DE Ibarra, 2015, Diagenetic and paleoenvironmental

controls on Late Cretaceous clay minerals in the Songliao Basin, northeast China, Clays

and Clay Minerals, 63 (6), 469-484. doi: 10.1346/CCMN.2015.0630605

6. F von Blanckenburg, J Bouchez, DE Ibarra, K Maher, 2015, Stable runoff and weathering

fluxes into the oceans over Quaternary climate cycles, Nature Geoscience, 8 (7), 538-

542. doi: 10.1038/ngeo2452

5. JL Oster, DE Ibarra, MJ Winnick, K Maher, 2015, Steering of westerly storms over western

North America at the Last Glacial Maximum, Nature Geoscience, 8 (3), 201-205. doi:

10.1038/ngeo2365

4. Y Gao, DE Ibarra, CS Wang, JK Caves, CP Chamberlain, SA Graham, HC Wu, 2015, Mid-

latitude terrestrial climate of East Asia linked to global climate in the Late Cretaceous,

Geology, 43 (4), 287-290. doi: 10.1130/G36427.1.

3. DE Ibarra, AE Egger, KL Weaver, CR Harris, K Maher, 2014, Rise and fall of late

Pleistocene pluvial lakes in response to reduced evaporation and precipitation: Evidence

from Lake Surprise, California, Geological Society of America Bulletin, 126 (11-12),

1387-1415. doi: 10.1130/B31014.1

2. K Maher, DE Ibarra, JL Oster, DM Miller, JL Redwine, MC Reheis, JH Harden, 2014,

Uranium isotopes in soils as a proxy for past infiltration and precipitation across the

western United States, American Journal of Science, 314 (4), 821-857. doi:

10.2475/04.2014.01

1. JL Oster, DE Ibarra, CR Harris, K Maher, 2012, Influence of eolian deposition and rainfall

on the U-isotopic composition of soil water and soil minerals, Geochimica et

Cosmochimica Acta, 88, 146-166. doi: 10.1016/j.gca.2012.04.004

In Review or Revision (bold underline = Ibarra lab member)

*DE Ibarra, *JG Dai, *Y Gao, XH Lang, PZ Duan, ZJ Gao, JQ Chen, K Mether, LJ Sha, H

Tong, X Han, DC Zhu, YL Li, JX Tang, H Cheng, CP Chamberlain, CS Wang, In

Review, A high elevation southern Tibet prior to India-Asia collision, submitted to

Nature Geoscience.

J Jenckes, DE Ibarra, LA Munk, Revised, Concentration-Discharge Patterns Across the Gulf of

Alaska Reveal Geomorphological and Glacierization Controls on Stream Water Solute

Generation and Export, submitted to Geophysical Research Letters. Preprint doi:

10.1002/essoar.10507506.1

D Coffey, LA Munk, DE Ibarra, KL Butler, DF Boutt, J Jenckes, Revised, Lithium Storage

and Release from Lacustrine Clays: Implications for Lithium Enrichment and

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Sustainability in Continental Brines, submitted to Geochemistry, Geophysics,

Geosystems.

T Kukla, JK Caves Rugenstein, DE Ibarra, MJ Winnick, CAE Stromberg, CP Chamberlain, In

Revision, Drier winters linked to Cenozoic open habitat expansion in North America,

submitted to AGU Advances.

CK Boyce, DE Ibarra, MP Nelsen, MP D’Antonio, In Review, Nitrogen-based symbioses,

phosphorous availability, and accounting for Mesozoic increases in terrestrial

productivity, submitted to Geobiology.

CP David, MJ Custado, N Sekhon, DE Ibarra (corresponding author), In Review, Forecasting

tropical ENSO-induced drought conditions using sea surface height in the Western

Pacific, submitted to Scientific Reports.

S Menemenlis, SM White, DE Ibarra, JM Lora, In Review, A proxy-model comparison for

mid-Pliocene warm period hydroclimate in the Southwestern US, submitted to Earth and

Planetary Science Letters.

A Belem, T Bell, H Burdett, D Ibarra, N Kaushal, B Keenan, A Klimaszewski-Patterson, M

Mette, S Naeher, O Onafeso, C Panmei, A Ratnayake, O Truax, In Review,

Paleoclimatology and Paleoceanography Perspectives on Integrated, Coordinated, Open,

Networked (ICON) Science, submitted to Earth and Space Science.

O Pourret, K Bazdaric, L Besancon, M Gonzalez-Marquez, J Havemann, DW Hedding, A

Hursthouse, DE Irawan, DE Ibarra, P Masuzzo, S Onie, J Owango, C Wien, Submitted,

Open Access Beyond Article Processing Charges (A comment on “For NGOs, article-

processing charges sap conservation funds by Wood et al.), submitted to Nature.

B. Other Publications and Conference Papers

SW Parman, AJ Evans, EG Alvarez, MB Weller, CT Reinhard, DE Ibarra, BA Anzures, 2021,

Assessing the abundance of super-mercuries and their habitability. 52nd Lunar and

Planetary Science Conference.

MB Weller, AJ Evans, DE Ibarra, AV Johnson, T Kukla, 2020, Exploring the Evolution and

Habitability of Planets: Coupling of the Mantle-Atmosphere System. 51st Lunar and

Planetary Science Conference.

SW Parman, AJ Evans, MB Weller, CT Reinhard, DE Ibarra, EC First, BA Anzures, 2020,

Abundance and Habitability of super-Mercuries. 51st Lunar and Planetary Science

Conference.

JK Caves, MJ Winnick, DE Ibarra, CP Chamberlain, DJ Sjostrom, HT Mix, A Mulch, 2015,

Combining back-trajectory modeling and measurements of water isotopes to understand

the paleoclimatic record in Central Asia: The impact of seasonality and topography.

Paper 223, 2015 International Symposium on Isotope Hydrology, IAEA, Vienna, Austria,

11-15 May.

DE Ibarra, AE Egger, K Maher, 2013, The late Pleistocene pluvial history of Surprise Valley,

CA. 26th Pacific Climate Workshop. Pacific Grove, California, 3-6 March. Quaternary

International, 387, 137. doi: 10.1016/j.quaint.2015.01.145

JL Oster, K Maher, DE Ibarra, 2011, Uranium isotopic variations in modern soils and dated soil

minerals: calibrating a potential paleo-rainfall proxy.25th Pacific Climate Workshop,

Pacific Grove, California, 6-9 March. Quaternary International, 310, 239. doi:

10.1016/j.quaint.2013.07.099

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C. Recent Conference Abstracts († = invited presentation/keynote; bold underline = Ibarra

lab)

119. EC Gaviria, C Gagnon, S Dee, DE Ibarra, 2022, Modeling seasonal and interannual

climate variability in modern precipitation pathways across western North America using

air parcel trajectories. 2022 American Meteorological Society Annual Meeting.

118. CA Gagnon, KL Butler, T Bhattacharya, EC Gaviria, DF Boutt, LA Munk, DE Ibarra,

2021, Long-lived Pliocene to present lacustrine hydroclimate record from Clayton

Valley, NV. 2021 Graduate Climate Conference.

117. CP David, MJ Custado, N Sekhon, DE Ibarra, 2021, Forecasting tropical ENSO-induced

drought conditions using sea surface height in the Western Pacific. APAMS 2021.

116. DE Ibarra, JPT Domingo, NP Meyer, HT Mix, PLM Tolentino, N Sekhon, M Attal, CPc

David, 2021, High erosion rates drive large seasonal ultramafic silicate weathering fluxes

from tropical catchments in the Zambales Ophiolite Region, Luzon, Philippines. APAMS

2021.

115. CA Gagnon, KL Butler, T Bhattacharya, EC Gaviria, DF Boutt, LA Munk, DE Ibarra,

2021, Long-lived Pliocene to present lacustrine hydroclimate record from Clayton

Valley, NV. Abstract PP23B-03, 2021 AGU Fall Meeting.

114. N Sekhon, CPC David, M Geronia, MJG Custado, DE Ibarra, 2021, Tropical drought and

El Niño: historic and future river discharge analysis of the Philippine archipelago.

Abstract GC25E-0713, 2021 AGU Fall Meeting.

113. S Menemenlis, SM White, DE Ibarra, JM Lora, 2021, Proxy and model indications of mid-

Pliocene warm period hydroclimate in the Southwestern United States. Abstract PP55A-

0629, 2021 AGU Fall Meeting.

112. SM White, DE Ibarra, D Wahl, 2021, Reassessment of the lake-based Pliocene

hydroclimate proxy network in western North America. Abstract PP15A-0895, 2021

AGU Fall Meeting.

111. MK Lloyd, RA Stein, DE Ibarra, K Thalhammer, R Barclay, SL Wing, W Stahle, TE

Dawson, DA Stolper, 2021, Constraints on present and past photorespiration rates from

clumped isotopes in wood. Abstract PP24B-08, 2021 AGU Fall Meeting.

110. K Taylor, B Kalderon-Asael, J Payne, DE Ibarra, DJ Lehrmann, MY Yu, D Altiner, KV

Lau, 2021, Early Triassic Weathering Intensity and Climate Recovery After the end-

Permian Extinction. Abstract Pp35A-0991, 2021 AGU Fall Meeting.

109. M Manga, S Patel, KL Faul, W Davis, D Frost, M Vasquez, DJL Lourenco, KKM Lee, J

DeMarines, SM Arveson, T Cadena, T Kovacevic, S Poindexter, DE Ibarra, OS Boyd,

EM Molter, 2021, Integrating URGE deliverables into a department-level strategic plan

for enhancing diversity. Abstract U33B-05, 2021 AGU Fall Meeting.

108. J Jenckes, DE Ibarra, LA Munk, 2021, Watershed Characteristics and Glacial Cover

Control Solute Generation and Export in Gulf of Alaska Streams. Abstract H25S-1244,

the 2021 AGU Fall Meeting.

107. J Jenckes, LA Munk, DE Ibarra, DF Boutt, 2021, Seasonal Solute Cycles and Yields from

Streams Across Alaska’s Cryosphere. Abstract B11B-05, 2021 AGU Fall Meeting.

106. C de Wet, DE Ibarra, B Belanger, JL Oster, 2021, North American rainfall patterns during

past warm states: A proxy network-model comparison for the Last Interglacial and the

mid-Holocene. Abstract PP55A-0630, 2021 AGU Fall Meeting.

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105. T Kukla, JKC Rugenstein, DE Ibarra, MJ Winnick, CAE Strömberg, CP Chamberlain,

Western U.S. precipitation seasonality in the Cenozoic. Abstract PP15A-0898, 2021

AGU Fall Meeting.

104. T Kukla, KV Lau, JKC Rugenstein, DE Ibarra, 2021, Multiple stable states of global

climate do not persist because of a balanced long-term carbon cycle. Abstract PP35E-

1028, 2021 AGU Fall Meeting.

103. KA Methner, DE Ibarra, A Mulch, CP Chamberlain, 2021, Triple oxygen isotope

paleoaltimetry of metamorphic core complexes. Abstract 100-8, 2021 GSA Annual

Meeting.

102. S White, DE Ibarra, D Wahl, 2021, Reassessment of the lake-based Pliocene proxy

network in western North American. Abstract 160-2, 2021 GSA Annual Meeting.

101. EC Gaviria, C Gagnon, DE Ibarra, 2021, Modeling seasonal and interannual climate

variability in modern precipitation pathways across western North America using air

parcel trajectories. Presentation at the 2021 Leadership Alliance National Symposium.

100. F von Blanckenburg, JK Caves Rugenstein, DE Ibarra, 2021, Increased land surface

reactivity as the driver of Neogene cooling. Abstract EGU21-14888, 2021 vEGU21

General Assembly.

99. CB de Wet, JL Oster, DE Ibarra, B Belanger, 2021, North American rainfall patterns during

past warm states: A proxy network-model comparison for the Last Interglacial and the

mid-Holocene. Abstract EGU21-6574, 2021 vEGU21 General Assembly. (Abstract)

98. SW Parman, AJ Evans, EG Alvarez, MB Weller, CT Reinhard, DE Ibarra, BA Anzures,

2021, Assessing the abundance of super-mercuries and their habitability. 52nd Lunar and

Planetary Science Conference.

97. MB Weller, AJ Evans, DE Ibarra, AV Johnson, TJ Kukla, 2021, Early (In)Habitability

Among Exoplanets: A 1D Parameterized Approach Linking the Mantle-Tectonics-

Atmospherics System. Abstract submitted to the AASTCS 8: Habitable Worlds.

96. DE Ibarra, JPT Domingo, N Meyer, H Mix, P Tolentino, M Attal, CP David, 2020,

Assessment of ultramafic silicate weathering fluxes derived from high-resolution

sampling: an example from the Zambales ophiolite, Luzon, Philippines. Oral Presentation

EP009-06, 2020 AGU Fall Meeting.

95. †DE Ibarra, KV Lau, CK Caves Rugenstein, 2020, Evidence for a Variable Silicate

Weathering Feedback. Virtual Presentation at Goldschmidt 2020.

94. DE Ibarra, JPT Domingo, NP Meyer, HT Mix, PLM Tolentino, M Attal, CPC David, 2020,

Water isotopes and weathering fluxes from catchments in the Zambales ophiolite region,

Luzon, Philippines. Virtual Presentation at Goldschmidt 2020.

93. T Kukla, DE Ibarra, JK Caves Rugenstein, KV Lau, 2020, Energy budget constraints on the

runoff and silicate weathering response to changing atmospheric CO2. Abstract PP024-

0005, 2020 AGU Fall Meeting.

92. L Santi, AJ Arnold, DE Ibarra, C Whicker, JA Merrring, RB Lomarda, JM Lora, AK

Tripati, 2020, Clumped Isotope Constraints on Changes in Paleotemperature and Past

Hydroclimates: A Case Study from the Northwestern Great Basin, Lake Surprise,

California. Abstract PP08-01, 2020 AGU Fall Meeting.

91. S Menemenlis, JM Lora, M Lofverstrom, D Chandan, DE Ibarra, 2020, Regional

Precipitation Influenced by Stationary Wave Changes in Model of Mid-Pliocene Climate.

Abstract PP024-0015, 2020 AGU Fall Meeting.

9

90. AJ Arnold, JA Mering, L Chou, A Brown, VA Petryshyn, JM Lora, DE Ibarra, CG Oviatt,

AE Tripati, 2020, Reduced evaporation rates primarily led to growth of glacial Lake

Bonneville. Abstract 2020 AGU Fall Meeting.

89. JM Lora, DE Ibarra, CB Skinner, 2020, Components and Mechanisms of the North

American hydrologic cycle since the Last Glacial Maximum. Abstract PP33D-04, 2020

AGU Fall Meeting.

88. CK Boyce, DE Ibarra, M Nelsen, M D’Antonio, 2020, Weathering, nutrient fluxes, and the

long-term consequences of coal for the evolution of nitrogen-based symbioses. Abstract

479, Botany 2020.

87. JK Caves Rugenstein, DE Ibarra, F von Blanckenburg, 2020, Neogene changes in land

surface reactivity and implications for Earth system sensitivity to carbon cycle

perturbations. Abstract 20554, 2020 EGU General Assembly, Vienna, Austria.

86. SW Parman, AJ Evans, MB Weller, CT Reinhard, DE Ibarra, EC First, BA Anzures, 2020,

Abundance and Habitability of super-Mercuries. Abstract 1999, 51st Lunar and Planetary

Science Conference. (Not presented due to COVID-19)

85. MB Weller, AJ Evans, DE Ibarra, AV Johnson, TJ Kukla 2020, Exploring the Evolution

and habitability of Planets: Coupling of the Mantle-Atmosphere System. Abstract 1509,

51st Lunar and Planetary Science Conference. (Not presented due to COVID-19)

84. †JK Caves Rugenstein, DE Ibarra (presenter), F von Blanckenburg, 2019, Neogene Cooling

Driven by Land Surface Reactivity rather than Increased Weathering Fluxes. Invited Oral

Presentation PP11B-05, 2019 AGU Fall Meeting.

83. DE Ibarra, M D’Antonio, CK Boyce, 2019, Land Plant Evolution Decreased, Rather Than

Increased, Weathering Rates. Oral Presentation PP54A-06, 2019 AGU Fall Meeting.

82. †DE Ibarra, MK Lloyd, T Kukla, ZD Sharp, CP Chamberlain, 2019, Paleoclimate

reconstruction using triple oxygen isotope analyses of lacustrine chert: An example from

the Green River Formation. Oral Presentation 220-6, 2019 GSA Annual Meeting.

81. †DE Ibarra, MK Lloyd, T Kukla, ZD Sharp, CP Chamberlain, 2019, Triple Oxygen Isotope

Systematics of Lacustrine Chert. Oral Presentation at Goldschmidt 2019.

80. DE Ibarra, 2019, Quantifying the precipitation forcing driving pluvial lake highstands

during the last deglaciation in the Great Basin. 2019 Desert Symposium, Zzyzx, CA.

79. †DE Ibarra, T Kukla, JL Oster, MJ Winnick, JK Caves Rugenstein, KV Lau, CP

Chamberlain, 2019, Energetic constraints on the evolution of the water cycle from

endorheic lake basins to continent-scale runoff. Abstract 4625, 2019 EGU General

Assembly, Vienna, Austria.

78. DE Ibarra, T Kukla, KV Lau, JK Caves Rugenstein, 2019, Moist energy balance constraints

on the sensitivity of the silicate weathering feedback over the Phanerozoic. Abstract

1458, 2019 EGU General Assembly, Vienna, Austria.

77. DE Ibarra, 2019, Precipitation forcing during the last deglaciation in the northern Great

Basin. Oral Presentation at PACLIM 2019, Monterey, CA.

76. S Mensah, T Kukla, A Olowoshile, C Mullins, DY Moragne, M Balisi, DE Ibarra, JK Caves

Rugenstein, CP Chamberlain, 2019, Cenozoic hydroclimate and ecosystem evolution in

the John Day region, Oregon, USA. Abstract PP51F-1431, 2019 AGU Fall Meeting.

75. KV Lau, DE Ibarra, TJ Kukla, JK Caves Rugenstein, 2019, Extreme Climate, Carbon, and

Continents: Quantifying Earth system feedbacks in the late Paleozoic. Invited Oral

Presentation PP12A-08, 2019 AGU Fall Meeting.

10

74. J Zhong, S-L Li, DE Ibarra, D Hu, C-Q Liu, 2019, Insights into Solute Production and

Transport Processes in Asian Monsoonal Rivers from Concentration-Discharge

Relationships. Abstract H43G-2083, 2019 AGU Fall Meeting.

73. DM Coffey, LA Munk, DE Ibarra, DF Boutt, 2019, Lithologic sources and release

mechanisms for lithium: significance in the formation of Li-enriched closed-basin brines.

Abstract V33C-0254, 2019 AGU Fall Meeting.

72. K Fox-Dobbs, T Hill, D Ibarra, J Oster and the Paleo to Policy Working Group Participants,

2019, A call to action after the Paleo to Policy Workshop: How to build bridges between

paleontological research and decision making. Abtstract B48, Society of Vertebrate

Paleontology 2019 Annual Meeting.

71. MP D’Antonio, DE Ibarra, CK Boyce (presenter), 2019, Limitations on how land plant

evolution could have impacted marine extinction and diversification via weathering and

nutrient fluxes. Oral Presentation 235-12, GSA Annual Meeting.

70. T Kukla, DE Ibarra, MK Lloyd, ZD Sharp, CP Chamberlain, 2019, Triple oxygen isotope

signatures of Eocene topographic development. Oral Presentation at Goldschmidt 2019.

69. CP Chamberlain, DE Ibarra, MK Lloyd, T Kukla, ZD Sharp, D Sjostrom, 2019, Triple

Oxygen Isotopic Systematics of Meteoric Hydrothermal Systems and Implications for

Paleoaltimetry. Poster at Goldschmidt 2019.

68. MK Lloyd, DE Ibarra, CP Chamberlain, NJ Pester, WE Seyfried, DA Stolper, 2019, Triple

oxygen isotopes of fluids and solids from hydrothermal systems. Poster at Goldschmidt

2019.

67. L Santi, A Arnold, DE Ibarra, C Whicker, J Mering, CG Oviatt, A Tripati, 2019, Lake Level

Fluctuations in the Northern Great Basin for the Last 25,000 years. 2019 Desert

Symposium, Zzyzx, CA.

66. JK Caves Rugenstein, DE Ibarra, F von Blanckenburg, 2019, Neogene seawater δ7Li and

10Be/9Be indicate increasing land surface reactivity caused cooling since the middle

Miocene. Abstract 1748, 2019 EGU General Assembly, Vienna, Austria.

65. DE Ibarra, 2018, Terrestrial hydroclimate reconstructions using lake area scaling

relationships: Application to endorheic North American lake systems. Abstract, PP23D-

3057, 2018 AGU Fall Meeting, Washington, D.C.

64. DE Ibarra, KV Lau, RE Bernard, EHG Cooperdock, 2018, Improvements in gender parity

but not representation among Asian American geoscience PhD graduates. ED13C-1747,

2018 AGU Fall Meeting, Washington, D.C. doi: 10.1002/essoar.10500088.1

63. †DE Ibarra, JL Oster, MJ Winnick, JK Caves Rugenstein, MP Byrne, CP Chamberlain,

2018, Lake area constraints on past hydroclimate in the western United States:

Applications to Pleistocene Lake Bonneville. 2018 Lake Bonneville Geologic

Conference, Salt Lake City, UT.

62. DE Ibarra, MM Jones, JK Caves Rugenstein, BB Sageman, SA Graham, F von

Blanckenburg, CP Chamberlain, 2018, Quantifying terrestrial weathering across Oceanic

Anoxic Event 2. Oral Presentation at Goldschmidt2018.

61. JK Caves Rugenstein, SH Kramer, DE Ibarra, A Licht, CP Chamberlain, 2018, Cenozoic

Geologic Constraints on Hydroclimate Sensitivity from Paleosol Carbonate Stable

Isotopes. Oral Presentation 34A-03, 2018 AGU Fall Meeting, Washington, D.C.

60. AJ Arnold, JA Mering, LM Santi, VA Petryshyn, B Mitsunaga, J Wilson, DE Ibarra, DS

Kaufman, AS Cohen, RB Dunbar, JM Russell, S Lalonde, CG Oviatt, PD Roy, R Eagle,

AK Tripati, 2018, Clumped isotope systematics in lacustrine and fluvial carbonates: A

11

tool for paleoclimate, paleohydrology, and paleoaltimetry. PP13F-2511, 2018 AGU Fall

Meeting, Washington, D.C.

59. AJ Arnold, JA Mering, LM Santi, VA Petryshyn, B Mitsunaga, J Wilson, DE Ibarra, DS

Kaufman, AS Cohen, RB Dunbar, JM Russell, S Lalonde, CG Oviatt, PD Roy, R Eagle,

AK Tripati, 2018, Clumped isotope systematics in lacustrine and fluvial carbonates: A

tool for paleoclimate, paleohydrology, and paleoaltimetry. Abstract 37-1, 2018 GSA

Annual Meeting, Indianapolis, IN.

58. A Olowoshile, T Kukla, DE Ibarra, CE Mullins, JK Caves Rugenstein, CP Chamberlain,

2018, Reconstructing links between Cenozoic hydroclimate and ecosystem parameters in

the John Day region, Central Oregon. Abstract 32-35, 2018 GSA Annual Meeting,

Indianapolis, IN.

57. JL Oster and DE Ibarra, 2018, Glacial hydroclimate of western North America: insights

from proxy-model comparison, records from key locations, and implications for Lake

Bonneville. 2018 Lake Bonneville Geologic Conference, Salt Lake City, UT.

56. TJ Kukla, MJ Winnick, K Maher, DE Ibarra, CP Chamberlain, 2018, Modeling terrestrial

δ18O gradients in lowland and mountain environments. Abstract at Goldschmidt2018.

55. JK Caves Rugenstein, DE Ibarra, F von Blanckenburg, 2018, Constant weathering flux and

increasing land surface reactivity during late Neogene cooling from 10Be/9Be and

7Li/6Li records. Abstract at Goldschmidt2018.

54. JK Caves Rugenstein, SH Kramer, DE Ibarra, A Licht, CP Chamberlain, 2018, Carbon

Isotope Evidence for Changes in Cenozoic Mid-Latitude Primary Productivity and Water

Use Efficiency. Abstract 19426, 2018 EGU General Assembly.

53. †DE Ibarra, S Moon, M Winnick, A Wymore, JK Caves Rugenstein, CP Chamberlain, WH

McDowell, K Maher, 2017, Partitioning Concentration-Discharge Patterns of Weathering

Products from Monolithologic Catchments to Global Rivers. Oral Presentation B54D-08,

2017 AGU Fall Meeting.

52. DE Ibarra, JK Caves Rugenstein, A Bachan, A Baresch, KV Lau, D Thomas, J-E Lee, CK

Boyce, CP Chamberlain, 2017, The Evolution of Land Plants and the Silicate Weathering

Feedback. Abstract PP41B-1300, 2017 AGU Fall Meeting.

51. DE Ibarra, S Moon, JK Caves, CP Chamberlain, K Maher, 2017, Concentration-discharge

patterns of weathering products from global rivers. Poster at 11th Symposium of the

Geochemistry of the Earth’s Surface (GES-11), Guiyang, China.

50. JK Caves Rugenstein, BU Bayshashov, A Zhamangara, AJ Ritch, DE Ibarra, DJ Sjostrom,

H Mix, M Winnick, CP Chamberlain, 2017, Neogene interaction of the westerlies and

high topography north of the Plateau: Implications for Central Asia paleoclimate.

Abstract T42B-04, 2017 AGU Fall Meeting.

49. JK Caves Rugenstein, DE Ibarra, F von Blanckenburg, 2017, Seawater Li and Be isotope

records and the spatial and temporal partitioning of denudation as driver of late Neogene

cooling. Abstract PP13F-08 2017 AGU Fall Meeting.

48. DE Penman, JK Caves Rugenstein (Presenter), DE Ibarra, M Winnick, 2017, Interactions

between tectonics, silicate weathering, and climate explored with carbon cycle modeling.

Abstract PP13E-05, 2017 AGU Fall Meeting.

47. YC Liu, DE Ibarra, M Winnick, JK Caves Rugenstein, JL Oster, JL Druhan, 2017, Linking

the distribution of carbon isotope ratios in soil carbonates and speleothems to climate

conditions in the past: A model for the dependence of respiration rate on soil moisture.

Abstract EP13A-1593, 2017 AGU Fall Meeting.

12

46. CA Whicker, DE Ibarra, JM Lora, J Mering, A Tripati, 2017, Clumped isotope thermometry

constraints on late Pleistocene hydroclimates for Lake Surprise, California. Abstract 379-

7, 2017 GSA Annual Meeting.

45. JK Caves, SH Kramer, DE Ibarra, A Licht, CP Chamberlain, 2017, Changes in Cenozoic

Mid-Latitude Primary Productivity and links to Global Climate and Topography.

Geobiodiversity, Senckenberg, Frankfurt, Germany, 1-3 October.

44. DE Ibarra, JK Caves (presenter), A Bachan, A Baresch, KV Lau, DL Thomas, J-E Lee, CK

Boyce, CP Chamberlain, 2017, The evolution of land plants and silicate weathering. Oral

presentation at Goldschmidt 2017, Paris, France, 13-18 August.

43. A Wymore, D Ibarra, R Brereton, K Maher, W McDowell, 2017, Critical zone structure

controls concentration-discharge relationships and solute generation in forested tropical

montane watersheds. Presentation at Critical Zone Science: Current Advances and Future

Opportunities, Arlington, Virginia.

42. Y Gao, H Huang, D Ibarra, J Caves, LM Zhang, CS Wang, 2017, Late Cretaceous terrestrial

paleoclimate recorded by paleosols in the Songliao Basin, northeast China. Abstract 75,

10th International Symposium on the Cretaceous System, Vienna, Austria.

41. †DE Ibarra, JL Oster, MJ Winnick, JK Caves, AJ Ritch, CP Chamberlain, K Maher, 2016,

Drivers of pluvial lake distributions in western North America. Oral presentation PP51F-

01, 2016 AGU Fall Meeting.

40. DE Ibarra, AE Egger, BN Marion, KL Weaver, K Maher, 2016, Refining shoreline

hydrograph chronology and hydroclimate estimates for Pleistocene Lake Surprise,

California. Abstract PP43B-2327, 2016 AGU Fall Meeting.

39. †DE Ibarra, JL Oster, MJ Winnick, AJ Ritch, CP Chamberlain, K Maher, 2016,

Climatological drivers of Plio-Pleistocene pluvial lake distributions in western North

America. Oral presentation 30-9, 2016 GSA Annual Meeting, Denver, Colorado.

38. CP Chamberlain, MJ Winnick, DE Ibarra, JK Caves, AJ Ritch, 2016, Spatial gradients in

the isotopic composition of paleoprecipitation for terrestrial climate and altimetry studies.

Oral presentation T44B-02, 2016 AGU Fall Meeting.

37. JK Caves, DY Moragne, DE Ibarra, BU Bayshashov, Y Gao, MM Jones, A Zhamangara,

AV Arzhannikova, SG Arzhannikov, CP Chamberlain, 2016, The Neogene de-greening

of Central Asia. Oral presentation PP31F-04, 2016 AGU Fall Meeting.

36. F von Blanckenburg, J Bouchez, DE Ibarra, K Maher, 2016, 10Be/9Be Evidence for Stable

Quaternary Weathering Fluxes and Carbon Cycle Mass Balance. Oral presentation

PP22B-08, 2016 AGU Fall Meeting.

35. NW Hermann, JL Oster, DE Ibarra, 2016, Atmospheric Drivers of Mid-Holocene Mega-

Droughts and the Modern California Drought in Western North America: Comparison of

Models, Proxies, and Observations. Abstract 74-13, 2016 GSA Annual Meeting, Denver,

Colorado.

34. JL Oster, DE Ibarra, NP Kelley, NW Hermann, 2016, Integrating proxy networks and

climate models to evaluate patterns and drivers of past hydroclimate change in western

North America. Oral presentation 116-1, 2016 GSA Annual Meeting, Denver, Colorado.

33. AE Egger, RJ Weldon, RM Langridge, DE Ibarra, B Marion, J Hall, 2016, The influence of

pluvial lake cycles on earthquake recurrence in the northwestern Basin and Range

extensional province. Abstract 346-5, 2016 GSA Annual Meeting, Denver, Colorado.

32. JK Caves, BU Bayshashov, A Zhamangara, AJ Ritch, DE Ibarra, Y Gao, DJ Sjostrom, CP

Chamberlain, 2016, Tracking moisture pathways to Asia since the Late Cretaceous: The

13

competing influences of westerly and monsoonal dynamics. Abstract 10689, 2016 EGU

General Assembly.

31. F von Blanckenburg, J Bouchez, DE Ibarra, K Maher, 2016, Stable runoff and weathering

fluxes into the oceans over Quaternary climate cycles. Abstract 8276, 2016 EGU General

Assembly.

30. Y Tong, DE Ibarra, JK Caves, T Mukerji, SA Graham, 2016, Paleoclimate data constraints

on basin thermal history and petroleum generation: Piceance Basin, Colorado. 2016

AAPG Hedberg Conference.

29. DE Ibarra, AJ Ritch, JL Oster, CP Chamberlain, 2015, Climatological Conditions Driving

Lake Levels During Past Cold and Warm Periods in Western North America. Abstract

PP13B-2275, 2015 AGU Fall Meeting.

28. DE Ibarra, MM Jones, SA Graham, BB Sageman, CP Chamberlain, 2015, Investigating the

Coniacian-Santonian in the Songliao Basin and possible links to Oceanic Anoxic Event 3.

Oral presentation 53-13, 2015 GSA Annual Meeting, Baltimore, Maryland.

27. DE Ibarra, JK Caves, S Moon, CP Chamberlain, K Maher, 2015, Constraining silicate

weathering efficiency using concentration-discharge relationships of basaltic and granitic

catchments. Critical Zone Observatory (CZO) Concentration-Discharge Workshop,

University of New Hampshire, 20-22 July.

26. JK Caves, SH Kramer, DE Ibarra, CP Chamberlain, 2015, Using Carbon Isotopes in

Cenozoic Soil Carbonates to Quantify Primary Productivity from Mid-Latitude Regions.

Abstract PP52B-08, 2015 AGU Fall Meeting.

25. N Hermann, DE Ibarra, JL Oster, 2015, Moisture Changes in the Mid-Holocene: Do PMIP3

Simulations Reflect the Proxy Record for the Western United States? Abstract PP23A-

2285, 2015 AGU Fall Meeting.

24. Gao, Y., DE Ibarra, JK Caves, CS Wang, CP Chamberlain, SA Graham, XJ Du, HC Wu,

2015, Mid-latitude terrestrial climate of East Asia linked to global climate in the Late

Cretaceous: Evidence from stable isotopes and clay minerals of the scientific core in the

Songliao Basin. Oral presentation 53-13, 2015 GSA Annual Meeting, Baltimore,

Maryland.

23. CP Chamberlain, DE Ibarra, JK Caves, Y Gao, SA Graham, CS Wang, 2015, Late

Cretaceous terrestrial climate recorded in the Songliao Basin, China. Oral presentation

53-11, 2015 GSA Annual Meeting, Baltimore, Maryland.

22. F von Blanckenburg, J Bouchez, DE Ibarra, K Maher, 2015, Stable Weathering Fluxes into

the Oceans over Glacial-Interglacial Cycles from 10Be/9Be Records and Global Runoff-

Weathering Models. Oral presentation at Goldschmidt 2015, Prague, Czech Republic, 16-

21 August.

21. K Maher, DE Ibarra, R Maxwell, J Beisman, C Steefel, 2015, Reactive transport approaches

for interrogating concentration-discharge relationships. Critical Zone Observatory (CZO)

Concentration-Discharge Workshop, University of New Hampshire, 20-22 July.

20. JK Caves, MJ Winnick, DE Ibarra, CP Chamberlain, DJ Sjostrom, HT Mix, A Mulch, 2015,

Combining back-trajectory modeling and measurements of water isotopes to understand

the paleoclimatic record in Central Asia: The impact of seasonality and topography. Oral

presentation 223, 2015 International Symposium on Isotope Hydrology, IAEA, Vienna,

Austria, 11-15 May.

19. JA Mering, JM Lora, VA Petryshyn, A Jonsson, J Wilson, A Kowler, A Brown, L Chou, DM

Miller, DE Ibarra, CM Risi, J Mitchell, AK Tripati, 2015, What has driven the long-

14

term drying of the Southwest: precipitation or evaporation? A paleohydrologic study at

multiple lake basins in California. Abstract 36903, 2015 AGU Chapman Conference,

Irvine, California, 20-22 April.

18. J Mering, J Lora, A Kowler, A Jonsson, V Petryshyn, J Wilson, A Brown, L Chou, A Jayko,

D Miller, K Maher, D Ibarra, C Risi, A Kowler, J Mitchell, A Tripati, 2015, What has

driven the long-term drying of the Southwest: precipitation or evaporation? A

paleohydrologic study at multiple lake basins in California. Abstract presented at the 27th

Pacific Climate Workshop. Pacific Grove, California, 8-11 March.

17. DE Ibarra, JK Caves, DL Thomas, CP Chamberlain, K Maher, 2014, Quantifying the

Chemical Weathering Efficiency of Basaltic Catchments. Abstract EP23B-3602, 2014

AGU Fall Meeting.

16. DE Ibarra and CP Chamberlain, 2014, Modeling terminal lake temperature and runoff using

ostracod paleoclimate records. Oral presentation 80-3, 2014 GSA Annual Meeting, GSA,

Vancouver, British Columbia, Canada.

15. JL Oster, DE Ibarra, MJ Winnick, K Maher, 2014, Constraining the Last Glacial Maximum

Westerly Storm Track over Western North America through Model-Proxy Comparison.

Abstract PP41B-1354, 2014 AGU Fall Meeting.

14. HT Mix, DE Ibarra, A Mulch, SA Graham, CP Chamberlain, 2014, Reconstructing a Hot

and High Eocene Sierra Nevada Using Oxygen and Hydrogen Isotopes in Kaolinite.

Abstract T21C-4609, 2014 AGU Fall Meeting.

13. MJ Winnick, JK Caves, DE Ibarra, A Wood, HT Mix, CP Chamberlain, 2014, Early Eocene

latitudinal isotope gradients in precipitation and implications for global latent heat

transport: new data from British Columbia, Canada and a global data-model comparison.

Abstract PP31D-1183, 2014 AGU Fall Meeting.

12. HT Mix, DE Ibarra, A Mulch, SA Graham, CP Chamberlain, 2014, Revisiting Uncertainty

in Kaolinite Paleoaltimetry and Paleothermometry with Oxygen Isotope Constraints from

the Eocene Sierra Nevada. Oral presentation 335-14 2014 GSA Annual Meeting,

Vancouver, British Columbia, Canada.

11. DE Ibarra, KL Weaver, CR Harris, K Maher, 2013, A combined U-series, radiocarbon and

stable isotope approach for constructing a Pleistocene lake hydrograph: an example from

Surprise Valley, California. Abstract PP13B-1880, 2013 Fall Meeting, AGU.

10. DE Ibarra, AE Egger, KL Weaver, CR Harris, K Maher, 2013, Predicting controls on the

water cycle in the northwestern Great Basin during the last deglaciation: Surprise Valley,

California. Oral presentation 308-10, 2013 GSA Annual Meeting, Denver, Colorado.

9. DE Ibarra, AE Egger, and K Maher, 2013, The late Pleistocene pluvial history of Surprise

Valley, CA. Poster presented at the 26th Pacific Climate Workshop. Pacific Grove,

California, 3-6 March. Quaternary International, 387, 137. doi:

10.1016/j.quaint.2015.01.145

8. DE Ibarra, K Maher, JL Oster, AE Egger, CR Harris, DE Horton, KL Weaver, 2012,

Comparing lake and soil records to climate model simulations of hydrologic conditions

across the western United States at the Last Glacial Maximum. Oral presentation PP4A-

07, 2012 AGU Fall Meeting.

7. DE Ibarra, K Maher, AE Egger, JL Oster, CR Harris, and Weaver, K., 2012, Combining soil

and lake records with AOGCM simulations to assess hydrologic conditions in western

North America at the Last Glacial Maximum. Oral presentation at the 2012 6th Graduate

15

Climate Conference, Pack Forest Conference Center, University of Washington, 26-28

October.

6. AE Egger, and DE Ibarra, 2012, Paleoseismology from paleoshorelines: Combining lidar

data and geochronology to resolve displacement of Pleistocene pluvial shorelines in the

northwestern Basin and Range. Abstract PP11A-2003, 2012 AGU Fall Meeting.

5. K Maher JL Oster, and DE Ibarra, 2012, Rainfall over the past 60,0000 years based on U

isotope variations in soils in the western United States. Oral presentation V13G-07, 2012

AGU Fall Meeting.

4. A Beroza, MF Cruz, DE Ibarra, and K Maher 2012, An evaluation of uranium isotopes in

speleothems as a complementary tool for paleoclimate reconstruction. Abstract ED31A-

0705, 2012 AGU Fall Meeting. AGU Bright Students Training as Research Scientists

(BrightSTaRS),

3. DE Ibarra, JL Oster, and K Maher, 2011, Tracking rainfall variations in the late Pleistocene

using U isotopes in dated secondary soil minerals. Abstract PP13C-1844, 2011 AGU Fall

Meeting.

2. JL Oster, K Maher and DE Ibarra, 2011, Uranium isotopic variations in modern soils and

dated soil minerals: calibrating a potential paleo-rainfall proxy. Oral presentation at the

25th Pacific Climate Workshop, Pacific Grove, California, 6-9 March. Quaternary

International, 310, 239. doi: 10.1016/j.quaint.2013.07.099

1. DE Ibarra, JL Oster, Harris, C., and K Maher, 2010, Controls on the U isotopic composition

of modern soil waters and implications for initial U isotope variations in dated soil

minerals. Abstract EP41C-0719, 2010 AGU Fall Meeting.

D. Invited Seminars and Colloquiums (^ = virtual)

2021: Rutgers University (upcoming)

2021: ^China University of Geosciences; ^Institut de Physique du Globe de Paris; ^University of

California, Davis; ^University of Nevada, Reno; ^Boston College; ^Caltech; ^UT Austin;

^University of Göttingen; Dartmouth College.

2020: University of California, Berkeley (Geography); University of Washington; ^University of

California, Berkeley (Integrated Biology/UC Museum of Paleontology); ^University of

Queensland; ^University of California, Santa Cruz; ^Yale University (2x); ^University of

Wisconsin-Madison (2x); ^University of New Mexico

2019: University of the Philippines Diliman (National Institute of Geological Sciences (2x) and

Institute of Environmental Science and Meteorology (1x)); University of Alaska, Anchorage;

University of Arizona; USGS Menlo Park

2018: Virginia Tech; Brown University; University of California, Los Angeles (Geochemistry

Seminar); Vanderbilt University; San Francisco State University; Stanford University

(Atmosphere, Ocean and Climate Dynamics Seminar).

2017: University of California, Berkeley (Isotope Geochemistry Seminar); University of

California, Los Angeles (Tectonics Seminar)

16

2016: GFZ Potsdam; Stanford University (Sedimentary Geology Seminar)

2015: San Jose State University; China University of Geosciences, Beijing

4. RESEARCH GRANTS AND SUPPORT

A. Current

Utilizing Stalagmites from the Philippines (USPS): Quantifying and understanding interannual

hydroclimate variability in the Philippines through cave monitoring and stalagmite analyses,

National Cave and Karst Research Institute (NCKRI) National Seed Grants Program. PIs: DE

Ibarra, N Sekhon, 2021-2022. $24,991 to Brown University.

NSF INCLUDES Proposal Recommended. “GOLD-EN: EAGER: Collaborative Research:

Enhancing Asian American and Pacific Islander Participation and Belonging in the

Geosciences”, NSF Geoscience Opportunities for Leadership in Diversity – Expanding the

Network, 2021-2023. PI: DE Ibarra; co-PIs: KV Lau, D Ho, S Legg, S Kim, J Wang, RI

Rutberg, S Ying. $295,291 total, $209,243 to Brown University.

NSF AGS 2102901, “Collaborative Research: Western U.S. hydroclimate during the Last

Interglacial: developing proxy records and using model intercomparison to glimpse the future”,

NSF Paleo Perspectives on Climate Change Program, 2021-2024. PIs: JL Oster, DE Ibarra, and

WD Sharp. $818,633 total, $298,664 to Brown University.

“PaleoCAMP (Paleoclimate training in Climate Archives, Models, and Proxies): A

multidisciplinary summer school for graduate students in paleoclimatology”, Heising-Simons

Foundation, 2021-2024. PI: J Tierney, co-PIs: DE Ibarra, KJ Anchukaitis, T Bhattacharya, K

Johnson. $425,166 total, $18,378 to Brown University.

NSF EAR 2025125, “Acquisition of a continuous flow isotope ratio mass spectrometer (IRMS)

system for the Organic Geochemistry Core Facility at Brown University”, NSF Earth Sciences:

Instrumentation and Facilities, 2020-2021. PI: Y Huang; co-PIs: DE Ibarra, S Clemens, T

Herbert, J Russell. $387,476.

B. Completed

University of California President’s Postdoctoral Fellowship Program, “Climate, Weathering and

Erosion: How have glacial cycles influenced global sediment transport?” 2019-2020. PI: DE

Ibarra. $13,000 for support of research and fellowship travel expenses.

Miller Research Fellowship, Miller Institute for Basic Research in Science, University of

California, Berkeley, “Reconstructing Water Cycle Changes in the American West” 2019-2022.

PI: DE Ibarra. ~$152,000 for support of postdoctoral fellowship and research

Balik Scientist Program, Short-Term Category, Department of Science and Technology,

Republic of the Philippines, 2018-2019. PI: DE Ibarra, Co-PI: CP David. ~$10,000 USD for

support of 30 days of field work, teaching and collaboration at the University of the Philippines,

Diliman.

17

Contributed to Heising-Simons Foundation, “Acquisition of a Gas Isotope Ratio Mass

Spectrometer for the Measurement of Rare Oxygen-17 Isotopes in Terrestrial Paleoclimate

Archives”, 2017-2019. PI: CP Chamberlain; co-PIs: DE Ibarra, P Blisniuk. $526,212 to support

acquisition of a Thermo Scientific 253 Plus 10kV Isotope Ratio Mass Spectrometer and postdoc

funding for Ibarra.

Co-authored NSF EAR-1423967 “Collaborative Research: High-resolution Cretaceous

terrestrial climate records of temperature, weathering and hydrologic response to hyperthermals

in the Songliao Basin, China” NSF SGP Program, 2014-2016. PI: CP Chamberlain, Co-PIs: SA

Graham, BB Sageman, AR Carroll and BS Singer. $195,505 total, $73,073 to Stanford

University to support Ibarra Ph.D. research.

C. Funded Student/Postdoc Grants and Fellowships

(grants with Ibarra as primary mentor or co-mentor)

“EAR-PF: Paleoelevation reconstruction in hyper-arid settings – integrating triple oxygen and

clumped isotope techniques in the Salar de Atacama Basin, Chile (22-25S)”. Earth Science

Postdoctoral Fellowship to KL Butler (co-mentor with K Huntington, University of

Washington), National Science Foundation, 2022-2024, $174,000.

“Quantifying and understanding interannual climate variability in the Philippines”. Voss

Postdoctoral Fellowship and Presidential Diversity Postdoctoral Fellowship to N Sekhon, Brown

University, 2021-2023, ~$130,500.

“EAR-PF: Controls of and connections between silicate weathering and organic carbon cycling

in watersheds: A test case in the Upper Deschutes Basin, Oregon, USA”. Earth Science

Postdoctoral Fellowship to E Ramos (co-mentor with M Torres, Rice University), National

Science Foundation, 2021-2023, $174,000.

“Stable isotope-based Pliocene to present hydroclimate reconstruction from Clayton Valley,

NV”. Continental Scientific Drilling Division Student Research Grant to CA Gagnon,

Geological Society of America, 2021, $2,400.

“Paleoelevation reconstruction in a hyper arid setting: a case study from the Salar de Atacama

Desert, Chile”. Farouk El-Baz Student Research Grant to KL Butler, Geological Society of

America, 2021, $2,200.

“Pliocene to present hydroclimate reconstructions from the Great Basin”. IBES Research

Award to CA Gagnon, 2021, $4,991.

5. SERVICE

Departmental and University

Brown University

Voss Postdoc Search Committee, IBES, 2021-2022

Department Colloquium Committee, DEEPS, 2021-2022

Department Diversity, Equity and Inclusion Committee (DIAC), DEEPS, 2021-2022

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University of California, Berkeley & Stanford University

Seminar Co-Organizer, Center for Isotope Geochemistry, University of California, Berkeley,

2020

Postdoc Representative to the Committee on Libraries (C-LIB), elected Stanford Faculty Senate

appointment, Stanford University, 2018-2019

Community Engagement Board, California Alliance for Graduate Education & The Professoriate

(NSF AGEP Program), 2018-2020

Mentor, EDGE (Enhancing Diversity in Graduate Education) Graduate Fellowship Program,

Stanford University, 2015-2018.

Professional Service

Member-at-Large, Geological Society of America Diversity in the Geoscience Committee, 2021-

2024

Elderfield Award Committee, American Geophysical Union, 2021-2023

AGU Bridge Partner Selection Committee, American Geophysical Union, 2021-2023

Associate Editor, All Earth (Taylor & Francis), 2021-Present

Member, National Research Council of the Philippines, Department of Science and Technology,

2020-Present

Associate Editor, American Journal of Science (Highwire Press/Yale), 2019-Present

Advisory Council and Moderator, EarthArXiv, Earth and Planetary Science preprint server,

2017-2020

Conference Session Convener/Co-Convener

- Asian Americans and Pacific Islanders in Geosciences Town Hall, 2021 AGU Fall

Meeting

- Hydroclimate Lessons from Cenozoic Paleoclimates, 2021 AGU Fall Meeting

- Novel and Quantitative Methods for Reconstructing Continental Palaeoenvironments and

Palaeohydrology, 2021 AGU Fall Meeting

- Global Geochemical Cycles and Earth's Climate over Geologic Time, 2020 AGU Fall

Meeting

- Marine-terrestrial Connections between the Pacific and the Americas, 2020 AGU Fall

Meeting

- Recent Advances in Lakes and Lacustrine Material: Responses to Regional Climate and

Environmental Change, 2016 AGU Fall Meeting

Manuscript Reviewer (n=93, since 2012), including the following journals: Nature; Science

Advances; Nature Geoscience; Earth and Planetary Science Letters; Geophysical Research

Letters; Geology; Geochimica et Cosmochimica Acta; Water Resources Research;

Paleoceanography and Paleoclimatology; Journal of Geophysical Research: Biogeosciences &

Atmospheres & Earth Surface; Hydrological Processes; Earth Surface Dynamics; Quaternary

Science Reviews; Journal of Quaternary Science; Open Quaternary; Palaeogeography,

Palaeoclimatology, Palaeoecology; Frontiers in Earth Science - Biogeosciences; American

Journal of Science.

My complete review record: https://publons.com/researcher/2648007/daniel-e-ibarra/

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Proposal Panelist (n=1, since 2020): National Science Foundation

Proposal Reviewer (n=10, since 2018): National Science Foundation; Austrian Science Fund;

Earth Observatory of Singapore; Israel Science Foundation; German Research Foundation

Additional Reviews: IPCC AR6 WG1 Expert Reviewer (2019)

Community Service

Miller Research Institute Outreach at El Cerrito High School Science Department, El Cerrito,

California, 2020-2021

- Lead coordinator for outreach program focused on promoting interest in STEM fields

with historically underrepresented groups (school is 28% Hispanic, 17% African

American and 22% Asian American and Pacific Islander; 43% qualify for Free/Reduced

Lunch)

Independent Schools Foundation (ISF) Academy, Hong Kong, Shuyuan Discovery Science

Program, 2013–Present

- External Science Advisor, 2013–Present

- Presentation: Preparing an AGU Bright STaRS poster, 2014, 2016, 2020 and 2021

- Designed spatial mapping project on history of science in China using QGIS/ArcGIS

carried out at the Needham Research Institute, Cambridge University, 2016

Gear up for Scientific & Technical Publishing, Stanford Libraries, 2018.

Presentation: Preprints and preprint servers for all disciplines: lessons from the creation

of EarthArXiv.

Understanding Global Change Teacher Workshop, University of California Museum of

Paleontology and Stanford School of Earth, Energy and Environmental Sciences, 2015.

Presentation: Ice Age evidence for dramatic regional and global changes in the

terrestrial water cycle

History of Life High School Intern Program, Stanford School of Earth, Energy and

Environmental Sciences, 2015. Presentation: The Ice Age water cycle.

Geographic Information Systems (GIS) Day, Branner Earth Sciences Library, Stanford

University, 2012. Presentation: Enhancing paleo-lake level records of an internally

draining watershed: Surprise Valley, CA

6. ACADEMIC HONORS AND AWARDS

Elected Member, Earth and Space Sciences Division, National Research Council of the

Philippines, Department of Science and Technology, Republic of the Philippines, 2021

Elected Full Member, The Philippine-American Academy of Science and Engineering (PAASE),

2021

University of California President’s Postdoctoral Fellow, University of California, Berkeley,

2019

Miller Research Fellow, Miller Institute for Basic Research in Science, University of California,

Berkeley, 2019

National Science Foundation Earth Science Postdoctoral Fellow (EAR-PF), 2019 (award

declined)

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Balik Scientist (Short-Term Category), Republic of the Philippines, Department of Science and

Technology, 2018

Graduate Student Award for Scholarly and Research Achievement (awarded to the top

graduating Ph.D. student in the department), Earth System Science, Stanford University, 2018

Editor’s Citation for Excellence in Refereeing, Geophysical Research Letters, American

Geophysical Union, 2017

Centennial Teaching Assistant Award, Stanford University, 2016

NSF USSP, Urbino Summer School in Paleoclimatology NSF Scholarship, 2014

On to The Future Diversity Program, Geological Society of America, 2013

Enhancing Diversity in Graduate Education (EDGE) Fellowship, Stanford University, 2013

Hoefer Fund Partnership Award for Excellence in Mentoring Undergraduate Writing, Stanford

University, 2013

Thomas D. and Janice H. Barrow Fellowship, Stanford University, 2012-2013

Graduate Climate Conference Travel Scholarship, University of Washington, 2012

Firestone Medal for Excellence in Undergraduate Research, Stanford University, 2012

Dean’s Award for Outstanding Academic Achievement, Stanford University, 2012

Outstanding Senior in Geological and Environmental Sciences, Stanford University, 2012

David E. Lumley Young Scientist Scholarship for Energy and Environmental Science, American

Geophysical Union, 2011

Barry M. Goldwater Scholarship, Honorable Mention, 2011

7. TEACHING AND MENTORING

Teaching

Invited Class Lectures

Stable Isotope Geobiology, Fundamental of Geobiology (ESS 205/Geolsci 205), Stanford

University, 2020.

Warm and cold wet states in the western United States during the Pliocene-Pleistocene, Lehigh

University, 2020.

Clumped and Triple Oxygen Isotopes: Theory and Applications, Environmental Isotope

Geochemistry (GEOL 1380), Brown University, 2020.

Diversity and Inclusion in the Geosciences (Earth 203), Stanford University, 2020.

Quantifying Weathering and Erosion Using Rivers, University of the Philippines, 2019.

Formulating a MS research topic, University of the Philippines, 2019.

A geobiological view of weathering and erosion, Fundamental of Geobiology (ESS 205/Geolsci

205), Stanford University, 2018.

Constraining past mid-latitude circulation changes using paleoclimate models and proxies,

Atmosphere Ocean and Climate Dynamics Group, Stanford University, 2018.

Western United States Climate During the Last Glacial Maximum, Atmosphere, Ocean and

Climate Dynamics (ESS 246A), Stanford University, 2016.

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Figure making and dataset visualizing in the Earth sciences, Senior Seminar: Issues in Earth

Sciences (Geophys 199/Geolsci 150), Stanford University, 2014 and 2016.

Mentoring

Postdoctoral Researchers

- Natasha Sekhon, Voss Postdoctoral Fellow and Presidential Diversity Postdoctoral

Fellow, Department of Earth, Environmental and Planetary Sciences & Institute at Brown

for Environment and Society, Brown University, 2021-Present

- Evan Ramos, NSF Earth Science Postdoctoral Fellow, Department of Earth,

Environmental and Planetary Sciences, Brown University & Earth, Environmental and

Planetary Sciences, Rice University (co-mentor with M Torres), 2021-Present

- Kristina L. Butler, NSF Earth Science Postdoctoral Fellow, Department of Earth,

Environmental and Planetary Sciences, Brown University & Earth and Space Sciences,

University of Washington (co-mentor with K Huntington), starting spring 2022.

Graduate Students

Brown University Primary Advisor

- Catherine A. Gagnon, M.S./Ph.D., Earth, Environmental and Planetary Sciences, Brown

University, 2020-Present.

- Sebastian Muñoz, M.S./Ph.D., Earth, Environmental and Planetary Sciences, Brown

University, 2021-Present. (co-advised by Larry Smith)

Brown University Committee Member

- Jared Nirenberg, M.S./Ph.D., Earth, Environmental and Planetary Sciences, Brown

University, 2020-Present.

- Andrea Mason, M.S./Ph.D., Earth, Environmental and Planetary Sciences, Brown

University, 2021-Present.

External Committee Member

- Dainty Clarice V. Rabang, M.S., Geology, University of the Philippines, Diliman, 2020-

Present. Hydrogeochemical assessment of ultramafic watersheds and its implications on

chemical weathering rates and CO2 consumption.

- Daniel M. Coffey, M.S., Geological Sciences, University of Alaska Anchorage, 2018–

2020. Lithologic sources and release mechanisms for lithium into the aquifer system of

Clayton Valley, NV.

Undergraduate and High School Student Mentees

- Annabelle Gao, DEEPS, 2021-Present.

- Elizabeth Gaviria, DEEPS Leadership Alliance REU, Summer 2021. Presented work at

the Leadership Alliance National Symposium: Modeling seasonal and interannual

climate variability in modern precipitation pathways across western North America using

air parcel trajectories.

- Chloe Whicker, UCLA CARE Fellows and CAMP Programs, 2017–2018. Presented

work at 2017 GSA: Clumped isotope thermometry constraints on late Pleistocene

hydroclimates for Lake Surprise, California.

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- Samuel Kramer, Stanford Earth Undergraduate Research Program (SESUR), 2015 (co-

advised with Jeremy Caves Rugenstein). Awarded a Stanford undergraduate research

prize for research on: Quantifying primary productivity in Cenozoic soil carbonates from

mid-latitude regions.

- Alex Beroza (Gunn High School, Palo Alto), Stanford Earth Young Investigators, 2012

(co-advised with Miguel Cruz). Presented work at AGU Bright STaRS session: An

evaluation of uranium isotopes in speleothems as a complementary tool for paleoclimate

reconstruction.