Vostok-ice-core-petit.png(598 × 441 pixels, file size: 31 KB, MIME type: image/png)

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Graph of CO2, temperature, and dust concentration measured from the Vostok, Antarctica ice core as reported by Petit et al., 1999. Higher dust levels are believed to be caused by cold, dry periods.

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Data from:

Petit J.R., Jouzel J., Raynaud D., Barkov N.I.,Barnola J.M., Basile I., Bender M., Chappellaz J., Davis J., Delaygue G., Delmotte M., Kotlyakov V.M., Legrand M., Lipenkov V., Lorius C., Pépin L., Ritz C., Saltzman E., Stievenard M. (1999). Climate and Atmospheric History of the Past 420,000 years from the Vostok Ice Core, Antarctica. Nature 399: 429-436.

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current14:31, 6 May 2006Thumbnail for version as of 14:31, 6 May 2006598 × 441 (31 KB)Rick Swarts (contribs)[ source and rights]