332 datasets

ScienceDB2024 · dataset

…IntroductionWe perform a high-resolution inversion of atmospheric methane observations from the TROPOMI satellite observations to infer monthly rice methane emissions for 2021 from… …Northeast China.Data filesMonthly optimized methane emissions: NortheastChina_CH4Flux_{inversion case}_2021{month}.nc- 9 members of the date sets: SRON-E1(base), SRON-E1-SA-down, SRON-E1…

ScienceDB2022 · dataset

…The dataset includes gridded methane emission fluxes from a global inversion of GOSAT methane (CH4) observations by Zhang et al. (2021) (https://doi.org/10.5194/acp-21-3643-2021… …The total methane flux is also reported.…

ScienceDB2026 · dataset

…Satellite observations of tropospheric methane (CH4) are essential for identifying greenhouse gas emission sources and evaluating climate mitigation policies.… …We report a global 2km×2km low uncertainty column-averaged dry air mixing ratio of methane (XCH4) dataset (2018-2025) version 1.0 (referred to as TRCH4S V1.0), produced by Level…

NASA Earthdata CMR + NASA Data Portal2021 · Image data

…This data set contains estimates of methane emission in North America based on an inversion of the GEOS-Chem chemical transport model constrained by Greenhouse Gases Observing SATellite… …The System will use the full range of NASA satellite observations and modeling/analysis capabilities to establish the accuracy, quantitative uncertainties, and utility of products for…

ScienceDB2023 · dataset

…which aggregates annual sectoral methane emissions by province.1 ReferenceY.… …doi.org/10.1073/pnas.2202742119, 2022.2 Data filesChina_inversion_Obs_*.nc tabulate satellite and surface observations that are assimilated in the inversion.…

RADAR + RADAR4Memory2021 · dataset

…IASI (Infrared Atmospheric Sounding Interferometer) is the core instrument of the currently three Metop satellites of EUMETSAT (European Organization for the Exploitation of Meteorological… …Satellites).…

figshare2026 · Astronomical catalogue

…<p dir="ltr">This dataset supports training a spatial-attention U-Net 3+ model, evaluating overlapping methane plume separation, and estimating individual source emission rates using… …</p><p dir="ltr">Code: https://github.com/zhz1234567890/Deep-Learning-Based-Separation-and-Quantification-of-Overlapping-Methane-Plumes</p><p dir="ltr">Download all 29 binary parts…

NASA Earthdata CMRcollection

…Zonal Mean Methane and Nitrous Oxide Concentrations from the Nimbus-7 Stratospheric and Mesospheric Sounder (SAMS) Experiment…

NASA Earthdata CMR2018 · collection

…The CH4_SCI_WFMD dataset comprises level 2, column-averaged dry-air mole fractions (mixing ratios) of methane (XCH4).… …using data acquired from the SCanning Imaging Absorption spectroMeter for Atmospheric CHartographY (SCIAMACHY) on board the European Space Agency's (ESA's) environmental research satellite…

NASA Earthdata CMR2018 · collection

…The CH4_SCI_IMAP dataset is comprised of level 2, column-averaged dry-air mole fractions (mixing ratios) of methane (CH4).… …SWIR spectra (channel 6) of the SCanning Imaging Absorption spectroMeter for Atmospheric CHartographY (SCIAMACHY) on board the European Space Agency's (ESA's) environmental research satellite…

NASA Earthdata CMR2018 · collection

…The CH4_EMMA dataset is comprised of level 2, column-averaged dry-air mole fractions (mixing ratios) for methane (XCH4).… …It has been produced using the ensemble median algorithm EMMA to several different versions of the Japanes Greenhouse gases Observing Satellite (GOSAT) XCH4 data, as part of the ESA…

NASA Earthdata CMR2018 · collection

…This CH4_GOS_OCPR dataset is comprised of level 2, column-averaged dry-air mole fractions (mixing ratios) of methane (XCH4.)… …been produced using data acquired from the Thermal and Near Infrared Sensor for Carbon Observations (TANSO-FTS) NIR and SWIR spectra, onboard the Japanese Greenhouse gases Observing Satellite…

RADAR + RADAR4Memory2022 · dataset

…This version 1.0 MUSICA IASI / RemoTeC TROPOMI fused methane data set contains total (ground – top of atmosphere, variable <xch4>), tropospheric (ground – about 6 km a.s.l., variable… …<troxch4>), and UTLS (upper tropospheric/lower stratospheric, about 6 – 20 km a.s.l., variable <utsxch4>) column-averaged dry-air mole fractions of methane (CH4).…

RADAR + RADAR4Memory2022 · dataset

…This version 2.0 MUSICA IASI / RemoTeC TROPOMI fused methane data set contains total (ground – top of atmosphere, variable <xch4>), tropospheric (ground – about 6 km a.s.l., variable… …<troxch4>), and UTLS (upper tropospheric/lower stratospheric, about 6 – 20 km a.s.l., variable <utsxch4>) column-averaged dry-air mole fractions of methane (CH4).…

NASA Earthdata CMR2018 · collection

…The CH4_GOS_OCFP dataset is comprised of level 2, column-averaged dry-air mole fractions (mixing ratios) of methane (XCH4).… …been produced using data acquired from the Thermal and Near Infrared Sensor for Carbon Observations (TANSO-FTS) NIR and SWIR spectra, onboard the Japanese Greenhouse gases Observing Satellite…

NASA Earthdata CMR + NASA Data Portal2020 · Image data

…(ALOS-1) satellite.… …from gas samples, and methane ebullition mass flux.…

NASA Earthdata CMR2018 · collection

…The CH4_GOS_SRFP dataset is comprised of level 2, column-averaged mole fractiona (mixing ratioa) of methane (XCH4).… …been produced using data acquired from the Thermal and Near Infrared Sensor for Carbon Observations (TANSO-FTS) NIR and SWIR spectra onboard the Japanese Greenhouse gases Observing Satellite…

NASA Earthdata CMR2018 · collection

…The CH4_GOS_SRPR dataset is comprised of Level 2, column-averaged dry-air mole fractions (mixing ratios) of methane (XCH4).… …been produced using data acquired from the Thermal and Near Infrared Sensor for Carbon Observations (TANSO-FTS) NIR and SWIR spectra, onboard the Japanese Greenhouse gases Observing Satellite…

NASA Earthdata CMR + NASA Data Portal2026 · Image data

…The TROPESS CrIS-JPSS1 L2 Methane for Forward Stream, Full Product contains the vertical distribution of the retrieved atmospheric state of methane (CH4), formal uncertainties, and… …diagnostic information measured by the CrIS instrument on the JPSS-1 (NOAA-20) satellite.…

NASA Earthdata CMR + NASA Data Portal2026 · Image data

…The TROPESS CrIS-JPSS1 L2 Methane for Forward Stream, Standard Product contains the vertical distribution of the retrieved atmospheric state of methane (CH4), formal uncertainties,… …and diagnostic information measured by the CrIS instrument on the JPSS-1 (NOAA-20) satellite.…

NASA Earthdata CMR + NASA Data Portal2022 · Image data

…The TROPESS CrIS-JPSS1 L2 Methane for Forward Stream, Summary Product contains the vertical distribution of the retrieved atmospheric state of methane (CH4), and formal uncertainties… …measured by the CrIS instrument on the JPSS-1 (NOAA-20) satellite.…

NASA Earthdata CMR + NASA Data Portal2021 · Image data

…The TROPESS CrIS-JPSS1 L2 Methane for Forward Stream, Standard Product contains the vertical distribution of the retrieved atmospheric state of methane (CH4), formal uncertainties,… …and diagnostic information measured by the CrIS instrument on the JPSS-1 (NOAA-20) satellite.…

NASA Earthdata CMR + NASA Data Portal2026 · Image data

…The TROPESS CrIS-JPSS1 L2 Methane for Forward Stream, Summary Product contains the vertical distribution of the retrieved atmospheric state of methane (CH4), and formal uncertainties… …measured by the CrIS instrument on the JPSS-1 (NOAA-20) satellite.…

NASA Earthdata CMR + NASA Data Portal2023 · Image data

…Methane emissions are provided by sector in the contiguous United States (CONUS), Canada, and Mexico by inverse analysis of in situ (GLOBALVIEWplus CH4ObsPack) and satellite (GOSAT)… …atmospheric methane observations.…

NASA Earthdata CMR + NASA Data Portal2018 · Image data

…The CMS Methane (CH4) Flux for North America data set contains estimates of methane emission in North America based on an inversion of the GEOS-Chem chemical transport model constrained… …by Greenhouse Gases Observing SATellite (GOSAT) observations.…