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Datasets listed reflect the metadata choices previously made, and the current choices above reflect available metadata from those datasets.

Dataset List

10 datasets found related to John P. Christensen. Full dataset descriptions and data access links are available by selecting the dataset title.

Dataset	Projects	Version/Date
2003 Helo Survey CTD Data [Christensen, J. and H. Melling] Early spring sampling was performed in the eastern area of the Shelf-Basin Interactions Project using aircraft. Flights began on 1 April 2003 and finished on 15 April. During this time, we sampled 42 sites (49 Conductivity, Temperature, Depth (CTD)... ORDER	SBI	1.0 2007-11-05
2003 Helo Survey ISUS Nitrate Concentrations, Temperature, Salinity, and Density As part of the Shelf-Basin Interactions (SBI) project, early spring sampling was performed in the eastern area of the SBI study area using aircraft. Flights began on 1 April 2003 and finished on 15 April. During this time, we sampled 42 sites (49... ORDER	SBI	1.0 2009-03-11
2003 Helo Survey Nutrients and Oxygen Isotope Samples As part of the Shelf-Basin Interactions (SBI) project, early spring sampling was performed in the eastern area of the SBI study area using aircraft. Flights began on 1 April 2003 and finished on 15 April. During this time, we sampled 42 sites (49... ORDER	SBI	1.0 2009-03-11
2004 Winter Survey Profiles of Temperature, Salinity, Density and Nutrients [Christensen, J.] As part of the Shelf-Basin Interactions (SBI) project, early spring sampling was performed in the eastern area of the Shelf-Basin Interactions Project using aircraft. Flights began on 1 April 2004 and finished on 16 April 2004. During this time, we... ORDER	SBI	1.0 2009-08-27
Arctic Ocean Section Porewater Chemistry Data, 1994 This data set contains data collected during the joint Canadian-U.S. Arctic Ocean Section 1994 cruise in the central Arctic ocean. The purpose of the research was to provide the first description of porewater chemistry and diagenetic processes in near... info: ARCSS Data Policy homepage: ARCSS EOL Webpage download: NSF Arctic Data Center	ARCSS	1.0 2009-04-29
Chukchi Sea Hydrographic (CTD) Data from the R.V. Alpha Helix Cruise, September 1996 In an international collaborative effort, Japanese, Russian, and U.S. scientists collected hydrographic Conductivity, Temperature, Depth (CTD) samples in the Chukchi Sea north of the Bering Strait during the R.V. Alpha Helix cruise between 31 August... info: ARCSS Data Policy homepage: ARCSS EOL Webpage download: NSF Arctic Data Center	ARCSS	1.0 2009-04-29
HLY-02-03 Porewater Oxidant Concentration and Reduction Rates [Devol, A. H. and J. P. Christensen] This data set contains pore water concentrations of oxygen, nitrate+nitrite, ammonium, reduced manganese, and reduced iron for the summer 2002 SBI cruise (HLY0203) of the U.S. Coast Guard Cutter (USCGC) Healy. Additionally included are diffusive flux... ORDER	SBI	1.0 2007-11-05
HLY-04-02 Porewater Oxidant Concentration and Reduction Rates [Devol, A. H. and J. P. Christensen] Contained within each of these files are the pore water concentrations of oxygen, nitrate+nitrite, ammonium, reduced manganese, and reduced iron for the spring 2004 United States Coast Guard Cutter (USCGC) Healy SBI cruise (HLY0402). Additionally... ORDER	SBI	1.0 2007-11-05
HLY-04-03 Sedimentary Water Fluxes of O2, TCO2 and Dissolved Silica [Christensen, J. P.] Sediment water fluxes of dissolved oxygen, nitrogen gas, total carbon dioxide (TCO2), and dissolved silicate were measured on incubated sediment cores collected on the northern Alaskan outer continental shelf and continental slope during July 2004 and... ORDER	SBI	1.0 2007-11-05
North Pole Environmental Observatory (NPEO) Nutrient, Chlorophyll, and Hydrographic Profiles This project began an evaluation of nutrients and phytoplankton standing stocks in the central Arctic Ocean based on sampling at the North Pole Environmental Observatory (NPEO). The first sampling occurred in April 2005, the second in April 2006, where... info: ARCSS Data Policy homepage: ARCSS EOL Webpage download: NSF Arctic Data Center	ARCSS	1.0 2009-06-18