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SAR-based Methane Ebullition Flux from Lakes, Five Regions, Alaska, 2007-2010
This dataset provides Synthetic Aperture Radar (SAR) estimates of lake-source methane ebullition flux in mg CH4/m2/d for thousands of lakes in five regions across Alaska. The...
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Global methane column-averaged dry air mole fraction (XCH4) from TROPOMI WFM-DOAS, since 2017
Carbon monoxide (CO) is an important atmospheric constituent affecting air quality, and methane (CH4) is the second most important greenhouse gas contributing to human-induced...
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Eddy covariance measurements of methane flux from freshwater wetlands, 2006-2018, Global
FLUXNET-CH4 is an initiative led by the Global Carbon Project, in close partnership with AmeriFlux and EuroFlux, to compile a global database of eddy covariance (EC) methane...
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ABoVE: Methane Ebullition Hotspots in Frozen Lakes near Fairbanks, Alaska, Oct 2014
This dataset includes maps of the locations and number of methane ebullition hotspots in 15 frozen lakes in the southern portion of the Goldstream Valley and the surrounding...
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TCCON data from Sodankylä, Lapland (FI), Release GGG2020.R0
The Total Carbon Column Observing Network (TCCON) is a network of ground-based Fourier Transform Spectrometers that record direct solar absorption spectra of the atmosphere in... -
UAV-based methane data from Barter Island, September 2017, Barrow, 1986-2017, Alaska (US)
Arctic permafrost stores vast amounts of methane (CH4) in subsurface reservoirs. Thawing permafrost creates areas for this potent greenhouse gas to be released to the...
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Global 0.5-deg Wetland Methane Emissions and Uncertainty (WetCHARTs v1.0), 2009-2010
This data set provides global monthly wetland methane (CH4) emissions and uncertainty data products derived from an ensemble of multiple terrestrial biosphere models, wetland...
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Global-Gridded Daily Methane Emissions from Inland Dam-Reservoir Systems, 2002-2015
This dataset includes global maps of methane (CH4) emissions from inland dam-reservoir systems at 0.25-degree spatial resolution. Daily emission rates (as grams of CH4 per day...
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CARVE column gas from Airborne fourier transform spectrometer, Alaska, 2012-2015
This data set provides total vertical column O2, CO2, CH4, CO, and H2O, as well as dry-air columns of CO2, CH4, CO, and H2O from airborne campaigns over the Alaskan and Canadian...
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CARVE atmospheric gas concentrations, tower based, Alaska, 2012-2015
This data set provides atmospheric methane (CH4), carbon dioxide (CO2), and carbon monoxide (CO) dry air mole fractions and water vapor mole fractions (H2O) from continuous in...
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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...
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Methane flux from closed chamber with spectrometer across two thermokarst lake ecosystems, 2018, Interior Alaska (US)
This dataset provides diffusive methane (CH4) fluxes collected from two thermokarst lakes in the Goldstream Valley, north of Fairbanks in interior Alaska. Fluxes were collected...
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Methane Fluxes from Shorelines and Differing Surfaces, 2019, Big Trail Lake, Alaska (US)
This dataset provides methane fluxes from hot-spot and non-hot spot differing surfaces at Big Trail Lake (BTL) in the Goldstream Valley near Fairbanks, AK, USA. Measurements...
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Global methane data from 2002 to present derived from satellite observations
This dataset provides observations of atmospheric methane (CH4) amounts obtained from observations collected by several current and historical satellite instruments. Methane is...
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Monthly global dataset of Wetland Area and Dynamics for Methane Modeling (WAD2M) from Remote Sensing, 2000-2020
Seasonal and interannual variations in global wetland area is a strong driver of fluctuations in global methane (CH4) emissions. Current maps of global wetland extent vary with...
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Database of Ice-Rich Yedoma Permafrost Version 2 (IRYP v2)
Ice-rich permafrost in the circum-Arctic and sub-Arctic, such as late Pleistocene Yedoma, are especially prone to degradation due to climate change or human activity. When...
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Growing season, non-growing season and annual CH4 fluxes from temperate, boreal, and Arctic wetlands and uplands,...
Wetlands are the single largest natural source of atmospheric methane (CH4), a greenhouse gas, and occur extensively in the northern hemisphere. Large discrepancies remain...
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Cumulative greenhouse gas production in thawed sediments, 2019-2020, Yukechi Alas, Central Yakutia (RU)
This dataset describes two 17 m long sediment cores taken from beneath two thermokarst lakes in the Yukechi Alas, Central Yakutia, Russia. The first core was taken from below an...
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TCCON data from Ny-Ålesund, Svalbard (NO), Release GGG2020.R0
The Total Carbon Column Observing Network (TCCON) is a network of ground-based Fourier Transform Spectrometers that record direct solar absorption spectra of the atmosphere in... -
In-situ Carbon and CH4 Flux and Meteorology at EC Towers, Atqasuk, Barrow, Ivotuk, Alaska, 2011-2015
This data set provides ground in situ flux and meteorological science data from fixed instruments at three eddy covariance tower sites located in the Alaskan Arctic tundra. Real...