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| | NOAA Paleoclimatology Program - Vostok Ice Core |
 | | In January 1998, the collaborative ice-drilling project between Russia, the United States, and France at the Russian Vostok station in East Antarctica yielded the deepest ice core ever recovered, reaching a depth of 3,623 m (Petit et al. |
 | | Preliminary data indicate the Vostok ice-core record extends through four climate cycles, with ice slightly older than 400 kyr (Petit et al. |
 | | Climate and atmospheric history of the past 420,000 years from the Vostok ice core, Antarctica. |
| www.ncdc.noaa.gov /paleo/icecore/antarctica/vostok/vostok.html (448 words) |
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