Historic CH4 Records from Antarctic and Greenland Ice Cores, Antarctic Firn Data, and Archived Air Samples from Cape Grim, Tasmania

• Main Authors: Etheridge, D. M., Steele, L. P., Francey, R. J., Langenfelds, R. J.
• Language: unknown
• Published: 2022
• Subjects: 54 ENVIRONMENTAL SCIENCES; Antarctic; East Antarctica; Greenland; Grim; Law Dome; The Antarctic; Antarc*; Antarctica; Greenland ice cores; ice core; Ice Sheet
• Online Access: http://www.osti.gov/servlets/purl/1394397; https://www.osti.gov/biblio/1394397; https://doi.org/10.3334/CDIAC/ATG.030

The Antarctic CH4 records presented here are derived from three ice cores obtained at Law Dome, East Antarctica (66°44'S, 112°50'E, 1390 meters above mean sea level). Law Dome has many qualities of an ideal ice core site for the reconstruction of past concentrations of atmospheric gases; t...