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US GEOTRACES Report Bob Anderson - US GEOTRACES Project Office GEOTRACES SSC Meeting Toulouse, France 14 – 16 September 2015
US GEOTRACES Report
Bob Anderson - US GEOTRACES Project Office GEOTRACES SSC Meeting Toulouse, France 14 – 16 September 2015
US GEOTRACES Major activities
1) Atlantic GA03: Papers continue to be published (GEOTRACES highlights: Zn-Si, Cd-P).
New data for IDP2017. 2) Arctic GN01: Cruise (HLY1502) completed 9 Aug – 12 Oct 2015. 3) Arctic GN01: Data workshop (tentatively 22-25 October 2017) 4) Pacific GP16: Data workshop 8-13 Nov 2015; 65 participants. 5) Pacific GP15: Management proposal (ship time, sampling systems,
hydrography) submitted to US NSF 15 Aug 2016 (Greg Cutter, Karen Casciotti and Phoebe Lam, PIs).
6) Pacific GP15: Cruise planning workshop 5 – 7 Oct 2017. Individual PI (TEI) proposals to US NSF 15 Feb 2017. Cruise planned for summer 2018.
US GEOTRACES Major activities
1) Atlantic GA03: Papers continue to be published (GEOTRACES highlights: Zn-Si, Cd-P).
New data for IDP2017. 2) Pacific GP16: Data workshop 8-13 Nov 2015; 65 participants. 3) Pacific GP16: Special Volume Marine Chemistry 1 Oct. submission. 4) Arctic GN01: Cruise (HLY1502) completed 9 Aug – 12 Oct 2015. 5) Arctic GN01: Data workshop (August or October 2017) 6) Pacific GP15: Management proposal (ship time, sampling systems,
hydrography) submitted to US NSF 15 Aug 2016. Greg Cutter, Karen Casciotti and Phoebe Lam, PIs.
7) Pacific GP15: Cruise planning workshop 5 – 7 Oct 2017. Individual PI (TEI) proposals to US NSF 15 Feb 2017. Cruise planned for summer 2018.
US GEOTRACES Arctic cruise GN01
Cross-oversta+onwithinterna+onalpartners
Cruise reversed to run clockwise due to ice conditions
9 August – 12 October 2015
US Arctic Research Objectives
ThecruisetrackwaschosentoachievethesciencegoalsoftheUSArc+cGEOTRACESprogram:
1) Chemicalevolu+onofsurfacewatersintroducedthroughthe
BeringStrait,andofdeepwatersastheymixfromtheAtlan+cinto
theCanadaBasin;
2)Sediment-waterexchangewithinthecon+nentalshelves;shelf-
basinexchange
3) Atmosphericdeposi+ontotheice/oceansystem
4) TransportofTEIsbyseaice.
US GEOTRACES – GP15 Planned stations
From file <PacificMeridionalTransectProposal-Final.docx>
Black = Full depth Red = Super White = Shallow Crossover with: GP02 GP16
US GP15 Research Objectives ThecruisetrackwaschosentoachievethesciencegoalsoftheUSGEOTRACESprogram:
1) Boundaryexchangewithvolcanicmarginwaters;TEIsupplyto
Subarc+cHNLCregion
2) TEIdistribu+onwithintheocean’soldestwatermass
3) Distalpor+onsofhydrothermalplumesofJuandeFucaRidge
andEastPacificRise
4) Distalpor+onsofoxygendeficientzones5) TEIdistribu+onsinequatorialzonaljetsandupwellingregime
6) Ultra-oligotrophicwatersofthesouthernsubtropicalgyre7) BaselineTEIsinwesternsectorofplannedsea-bedmining
US GEOTRACES Publication Summary
US GEOTRACES investigators contributed to 21* peer-reviewed publications during the past year.
*Those I am aware of.
US GEOTRACES Outreach – Arctic Coordinated by Bill Landing, Florida State University
1) Bill Schmoker, the on-board PolarTREC science teacher, posted over 65 blogs (with descriptive text and photos) to the PolarTREC web site: www.polartrec.com/expeditions/us-arctic-geotraces/journals.
2) Eight personal blogs
3) Two news releases
4) Daily pictures from the aloft conning tower http://icefloe.net/Aloftcon_Photos/index.php?album=2015
5) Ana Aguilar-Islas presentation at the Kawerak Conference (31 May – 4 June, 2015; Nome, Alaska USA), a meeting for rural Alaska natives.
6) "Float your Boat”: 1300 X 8-inch long cedar boats, decorated by students, and deployed at 4 sites along with Iridium satellite-linked buoys for tracking; http://www.floatboat.org/
7) Weekly oceanography lectures to scientists and Coast Guard crew
US GEOTRACES Publication Summary US GEOTRACES investigators contributed to 21* peer-reviewed
publications during the past year.
*Those I am aware of.
US GEOTRACES Outreach – Arctic & Other 1) Katlin Bowman (Univ. California Santa Cruz) presentation at San
Francisco California community event on motivations for GEOTRACES (TEI research) with emphasis on the Arctic
2) Jessica Fitzsimmons (Texas A&M University) prepared four scripts on Arctic Ocean climate change and oceanography for a monthly series of “On the Ocean” National Public Radio show
3) Mariko Hatta (University of Hawaii) presented talks at the Mid-Pacific Institute in July (~150 students, 6-10 years old) and December 2015 (joined by Chris Measures) presenting results from the Arctic; repeated in January 2016 at the Honolulu Waldorf School.
4) Greg Cutter: October 2015 presentation to the Society of Naval Architects and Marine Engineers, Hampton Roads Section; February 2016 presentation to Old Dominion Univ. Science Pub nights; April 2016 presentation to the Hampton Yacht Club.
US GEOTRACES Long-range plans
The US GEOTRACES SSC has approved: 2018: Alaska - Tahiti (GP15) 2021: Tahiti - Antarctica (GP17) or ????
Both - Contingent on funding
GP15
GP17
