STAQS AVIRIS-NG-derived Methane and Carbon Dioxide Plumes, 2023

Description

This dataset contains enhanced column-integrated methane (CH4) and carbon dioxide (CO2) (concentration lengths) acquired from 211 flight lines across North America imaged by the Airborne Visible/Infrared Imaging Spectrometer-Next Generation (AVIRIS-NG) between June 26 and August 15, 2023 for NASA's Synergistic TEMPO Air Quality Science (STAQS) campaign. Enhanced CH4 and CO2 concentrations were estimated from the L1B radiance measurements using a cluster matched filter approach. This algorithm searches each pixel's radiance spectrum for deviations that are characteristic of a greenhouses gas's absorption spectrum. A total of 177 greenhouse gas plumes were identified and delineated, of which 74 were CH4 and 103 were CO2. The data are provided in GeoTIFF and JSON formats.

Resources

Name Format Description Link
5 https://daac.ornl.gov%2FAVIRIS%2Fguides%2FAVIRIS-NG_CH4_CO2_Plumes.html
5 https://doi.org%2F10.3334%2FORNLDAAC%2F2406
5 https://daac.ornl.gov%2FAVIRIS%2Fguides%2FAVIRIS-NG_CH4_CO2_Plumes_Fig1.png
5 https://data.ornldaac.earthdata.nasa.gov%2Fpublic%2Faviris%2FAVIRIS-NG_CH4_CO2_Plumes%2Fcomp%2FAVIRIS-NG_CH4_CO2_Plumes.pdf
5 https://search.earthdata.nasa.gov%2Fsearch%3Fq%3DAVIRIS-NG_CH4_CO2_Plumes_2406%26ac%3Dtrue
5 https://data.ornldaac.earthdata.nasa.gov%2Fprotected%2Fbundle%2FAVIRIS-NG_CH4_CO2_Plumes_2406.zip
5 https://search.earthdata.nasa.gov/search?q=AVIRIS-NG_CH4_CO2_Plumes_2406&ac=true
21 https://doi.org/10.3334/ORNLDAAC/2406
57 AVIRIS-NG_CH4_CO2_Plumes_2406.zip https://data.ornldaac.earthdata.nasa.gov/protected/bundle/AVIRIS-NG_CH4_CO2_Plumes_2406.zip
34 AVIRIS-NG_CH4_CO2_Plumes_Fig1.png https://daac.ornl.gov/AVIRIS/guides/AVIRIS-NG_CH4_CO2_Plumes_Fig1.png
33 AVIRIS-NG_CH4_CO2_Plumes.pdf https://data.ornldaac.earthdata.nasa.gov/public/aviris/AVIRIS-NG_CH4_CO2_Plumes/comp/AVIRIS-NG_CH4_CO2_Plumes.pdf
21 https://doi.org/10.3334/ORNLDAAC/2406
57 AVIRIS-NG_CH4_CO2_Plumes_2406.zip https://data.ornldaac.earthdata.nasa.gov/protected/bundle/AVIRIS-NG_CH4_CO2_Plumes_2406.zip
34 AVIRIS-NG_CH4_CO2_Plumes_Fig1.png https://daac.ornl.gov/AVIRIS/guides/AVIRIS-NG_CH4_CO2_Plumes_Fig1.png
33 AVIRIS-NG_CH4_CO2_Plumes.pdf https://data.ornldaac.earthdata.nasa.gov/public/aviris/AVIRIS-NG_CH4_CO2_Plumes/comp/AVIRIS-NG_CH4_CO2_Plumes.pdf
5 https://search.earthdata.nasa.gov/search?q=AVIRIS-NG_CH4_CO2_Plumes_2406&ac=true

Tags

  • earth-science-environmental-impacts-human-dimensions-industrial-emissions
  • earth-science-atmospheric-chemistry-atmosphere-carbon-and-hydrocarbon-compounds-methane
  • earth-science-atmospheric-chemistry-atmosphere-carbon-and-hydrocarbon-compounds-atmospheric-car
  • earth-science-air-quality-atmosphere-emissions

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