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Vostok Ice Core Methane Data

Petit et al. 1999
File contains Gas Age and CH4 concentration to 417,000 years BP.
Published Reference: Petit et al, Nature v.399 (6735), pp. 429-436. (1999)
Click here to download Data, Description, and GT4 Timescale

Chappellaz et al. 1990
File contains depth, Age, and CH4 concentration to 157,000 years BP.
Published Reference: Chappellaz et al, Nature 345,127-131 (1990)
Click here to download data

Blunier et al. 1998
File contains depth, Age, and CH4 concentration to 46,000 years BP.
Published Reference: Blunier et al, Nature 394, 739-743 (1998)
Click here to download data

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