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Arctic IPY activitiesArctic IPY activities

• Ongoing cruises 2007Ongoing cruises 2007

• Planned cruises 2008 – 2009Planned cruises 2008 – 2009

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I/B Oden• Arctic Gakkel Vents Expedition (AGAVE): July 1 - Aug. 10, 2007

• Lomonosov Ridge off Greenland (LOMROG): Aug. 12 – 17 Sept., 2007

LOMROG

AGAVE

Arctic 2007Arctic 2007 • SPACE, Synoptic Pan-Arctic Climate and Environment Study, R/V Polarstern, 28 July – 10 October, 2007; PI M. Rutgers van der Loeff (P. Masque, H. de Baar, B. Moran) GEOTRACES; Fe, Mn, Al, Fe speciation, Cu, Cd, Ni, Zn, Ag, Ra isotopes, Th isotopes, 231Pa, 227Ac, 210Po/210Pb,129I, 137Cs, 237Np, 99Tc,

240Pu/239Pu, nutrients, Ba, Be, REE, eNd d18O, DIC-d13C SPACE

• ATOS, Atmospheric inputs of organic carbon and pollutants to the polar ocean. R/V Hespérides. PI: Carlos Duarte, Antonio Tovar-SánchezAg, Cd, Co, Cu, Fe, Ni, Mo, Pb, Zn, and V

ATOS

• Sea of Okhotsk, Japan IPY/GEOTRACES, Jun NishiokaAug.- Sept., 2007

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• DAMOCLES, Developing Arctic Modelling and Observing Capabilities for Long-term Environmental Studies. R/V Polarstern. Exchanges between the Arctic Ocean and the Nordic Seas through Fram Strait. July-Aug. 2008. Contact Ursular Schauer, AWI

• CATS, Canadian Archipelago Troughflow Study, R/V Healy, Aug. – Sept. 2008. Davis Strait, Baffin Bay and Canadian Archipelago passages Contact K Faulkner

20082008

• Sea of Okhotsk and discharges of Amur RiverJune-July 2008. Jun Nishioka

Bering Sea Ecosystem Study (BEST). 2008, 2009, 2010. Primary production, phytoplankton community structure, and gross/net O2 production. R/V Healy. B. Moran

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• Nordic Land-Shelf-Basin Interaction Study along the Siberian Shelf Seas (Nordic-LSBI; IPY#562)R/V Ivan Kireev and Kapitan Dranitsyn(Swedish – Russian expedition)

20082008

• NABOS - Nansen and Amundsen Basins Observational System (US/Rus./Can./Ger./Nor./Pol.)(2007 I/B Yamal)

Kapitan Dranitsyn RV Ivan Kireev

The Arctic Summer Cloud-Ocean Study (ASCOS)

(Atmos. Chem./meteorology)

Nordic LSBI, R/V Ivan Kireev, Aug. – Sept. 2008; P. Andersson, Ö. Gustafsson, J. Ingri, D. Porcelli, I. Semiletov. (10 births)NutrientsFe speciation and Fe isotopes (particles)Zn, Ni, Cd, Cu, Co, Mn?Si isotopesBa, REE, Nd isotopes, Ra isotopes, 234Th, 230Th/232Th, Ra isotopesDOC, TOC, POC d13C-POC, d18O-watTerrOC biomarkers, 14C-TerrOC biomarkersOrg. pollutants

Sediment coring (<1m)

ArcticArctic

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20092009 • GEOTRACES CanadaGEOTRACES CanadaMulti-tracer investigation of the effect of climate change on nutrient and carbon cycles in the Arctic Ocean. Beaufort Sea; September 2009; ca 3 weeks (exact dates and duration still to be established)PIs: Roger Francois, K. Orians, M. Maldonado, P. Tortell, K. Orians, J. Cullen, D. Varela

CO2, CH4, N2O, DMS in the atmosphere. Key trace micoronutrient elements (Fe, Cu, Zn, Cd) or tracers of sources or processes (Al, Ba, Ga, Mn, Cr, Th,

Pa). 230Th, 231Pa, Si isotope