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Dissolved methane and hydrochemical parameters in ice cores from 2017, Bykovsky Peninsula, Lena Delta
Data were analyzed to study the role of an winter ice cover for methane cycles of three different stages in the lake-lagoon-shelf transition in a region of rapidly thawing...
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Methane and nitrous oxide sea-air fluxes calculated from samples collected in the North American Arctic Ocean (2015–2018)
This dataset contains methane and nitrous oxide dissolved gas concentration, dissolved methane carbon isotope, and ancillary hydrographic data from research cruises in the North...
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Methane fluxes, soil gas profiles and microbial activities in ponds at Samoylov, 2002 & 2013
Methane (CH4) production, oxidation, and emission were studied in ponds of the permafrost-affected polygonal tundra in northeast Siberia. Summer CH4 fluxes were measured with...
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Soil respired radiocarbon as CO2 and CH4 from permafrost in subarctic Canada, 2013 & 2014
This dataset contains measures of soil respired radiocarbon as CO2 and CH4 from peatland plateaus and thawing peatland plateaus and from burnt and unburnt forests from...
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Radiocarbon content of CO2, CH4, DOC and particulate organic carbon from the northern permafrost region
The dataset includes 14C measurements of CO2, CH4, DOC and POC mostly from the northern permafrost region. Some other studies are included from sites not underlained by...
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Isotopic composition of ground ice, ebullition gases and thermokarst lake water, Alaska, 2008-2010
Thermokarst lakes are thought to have been an important source of methane (CH4) during the last deglaciation when atmospheric CH4 concentrations increased rapidly. Here we...
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Methane and nitrous oxide dissolved gas concentrations in seawater from the North American Arctic Ocean (2015–2018)
This dataset contains methane and nitrous oxide dissolved gas concentration, dissolved methane carbon isotope, and ancillary hydrographic data from research cruises in the North...
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Methane and nitrous oxide dissolved gas concentrations from rivers in the North American Arctic (2017–2019)
This dataset contains methane and nitrous oxide dissolved gas concentration and dissolved methane carbon isotope data from rivers in the Canadian Arctic Archipelago region...
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CARVE atmospheric gas concentrations, airborne flasks, Alaska, 2012-2015
This dataset provides atmospheric carbon dioxide (CO2), methane (CH4), carbon monoxide (CO), molecular hydrogen (H2), nitrous oxide (N2O), sulfur hexafluoride (SF6), and other...