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18 Titles Match Your Query
Showing 1 through 18 of 18
1. 2008 South Pole Firn Air Methane Isotopes [sowers_0739491]
This project will involve the measurement of methane and other trace gases in firn air collected at South Pole, Antarctica. The analyses will include: methane isotopes, light non-methane hydrocarbons ...


2. Carbon-13 Isotopic Composition of Atmospheric Methane in Firn Air, South Pole and Siple Dome, Antarctica [NSIDC-0310]
This data set includes records of the delta carbon-13 (δ13C) of methane (CH4) in firn air from the South Pole and trapped in bubbles in a short ice core from Siple Dome, ...


3. Collaborative Research: Constructing an Ultra-high Resolution Atmospheric Methane Record for the Last 140,000 Years from WAIS Divide Core [Sowers_0538538]
This award supports a project to develop a high-resolution (every 50 yr) methane data set.


4. Constructing an isotopic record of atmospheric methane and nitrous oxide over the last century from South Pole firn air [Sowers_0125981]
Over the last 150 years, atmospheric CH4 and N2O concentrations have risen in response to increased emissions from various anthropogenic activities. As this trend is liable to continue ...


5. Constructing the first D/H record of atmospheric methane covering the last two centuries [Sowers_0125900]
Over the last 200 years, the atmospheric CH4 burden has doubled in response to increased emissions from various anthropogenic activities. As this trend is liable to continue in the foreseeable ...


6. Dominion Range Ice Core Beta Profiles, Chemistry, and Density Data [NSIDC-0248]
This data set includes beta profiles, chemistry, and density data obtained from Dominion Range ice cores. The Dominion Range is on the East Antarctic Ice Sheet. The chemistry data consists of the ...


7. Elemental and isotopic composition of trapped gases in the horizontal Moulton ice core [Moulton_Gas_Data]
Data are included for the elemental and isotopic composition of trapped gases in the A, E and F trenches. Specifically, the d15N of N2, d18O of atm O2, dO2/N2, dAr/N2, total gas content ...


8. GISP2 and Taylor Dome Ice Core N2O Data [NOAA_NCDC_PALEO_2003-054]
Paleoatmospheric records of trace-gas concentrations recovered from ice cores provide important sources of information on many biogeochemical cycles involving carbon, nitrogen, and oxygen. Here, ...


9. Gases in Firn Air and Shallow Ice at the WAIS Drilling Site, Antarctica [sowers_0440759]
Elemental and isotopic composition of firn air and occluded air in shallow boreholes and ice cores from the WAIS Divide site, the location of a deep ice-coring program. The three primary objectives ...


10. Greenland Ice Sheet Project II (GISP2) Ice Core Methane Data, NOAA/NCDC/WDC-Paleoclimatology [NGDC_WDCA_PALEO_GISP2_CH4]
This data set contains methane (CH4) concentration data derived from the Greenland Ice Sheet Project II (GISP2) ice core. The methane concentration was measured from trapped gases in in samples from ...


11. Methane Concentration and Chronology from the WAIS Divide Ice Core (WDC05A) [NSIDC-0493]
This data set provides a high-precision and high-resolution record of atmospheric methane from the West Antarctic Ice Sheet (WAIS) Divide ice core WDC05A, spanning the years 1000 to 1800 C.E. The ...


12. Methane Concentrations from the WAIS Divide Ice Core (WDC06A), 60 to 11,300 ybp [NSIDC-0509]
This data set contains a high-resolution history of atmospheric methane (CH4) concentrations in parts per billion (ppb) from approximately 60 to 11,300 years before present (ybp), obtained in 2010 ...


13. Methane Isotopes from the WAIS Divide Ice Core [NSIDC-0435]
This data set includes methane (CH4) isotope data from the West Antarctic Ice Sheet (WAIS) Divide ice core, WDC05A, in Antarctica. The data include depth, gas age, and the isotopic composition of ...


14. Moulton Gas Data [Sowers_0230021]
Data on the elemental and isotopic composition of O2, N2, Ar and CH4 are reported for three firn cores and two blu-ice cores from the Summit of Mt. Moulton. For the firn cores, we measured ...


15. Taylor Dome Ice Core Chemistry, Ion, and Isotope Data [NSIDC-0246]
This data set includes chemistry, ion, and istotope data from Taylor Dome, part of the East Antarctic ice sheet. Deep drilling at Taylor Dome successfully reached bedrock at a depth of 554 meters ...


16. Vostok (Antarctica) Ice Core N2O Isotope Data from WDC/Paleoclimatology [NOAA_NGDC_PALEO_VOSTOK_SOWERS]
This data set contains isotopes of N2O, d 15N, and d180 (oxygen) taken from the Vostok ice core to 3488 masl.


17. Vostok Ice Core Chemistry, Timescale, Isotope, and Temperature Data [NSIDC-0242]
This data set contains ice core chemistry, timescale, isotope, and temperature data analyzed by several investigators. In January 1998, the collaborative ice-drilling project between Russia, the ...


18. Methane Isotopes in South Pole Firn Air, 2008 [NSIDC-0502]
This data set contains depth profiles for delta carbon-13 (δ13C) and delta deuterium (δD) of methane (CH4) in South Pole firn air. The investigators obtained air samples from ...


Showing 1 through 18 of 18
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