Image:Vostok 420ky 4curves insolation.jpg
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420,000 years of ice core data from Vostok, Antarctica research station.
Current period is at left.
From bottom to top:
- Solar variation at 65°N due to Milankovitch cycles (connected to 18O).
- 18O isotope of oxygen gas.
- Levels of methane (CH4).
- Relative temperature (converted from 2H isotope in ice).
- Levels of carbon dioxide (CO2).
[edit] Related images
As for Image:Epica-vostok-grip-40kyr.png but the green lines mark the temporal extent of the so-called Holocene Climatic Optimum. |
[edit] Source
This work is in the public domain in the United States because it is a work of the United States Federal Government under the terms of 17 U.S.C. § 105. See Copyright.
Note: This only applies to works of the Federal Government and not to the work of any individual US state, territory, commonwealth, county, subdivision, or municipality. |
Source: http://www.usgcrp.gov/usgcrp/images/Vostok.jpg
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- (del) (cur) 06:03, 6 April 2005 . . SEWilco (Talk | contribs) . . 1600×1092 (193,421 bytes)
- (del) (rev) 04:06, 4 April 2005 . . SEWilco (Talk | contribs) . . 1600×1092 (292,546 bytes) (420,000 years of ice core data from Vostok, Antarctica research station. Current period is at left. From bottom to top: * Solar variation at 65°N due to Milankovitch cycles (connected to <sup>18</sup>O). * <sub>18</sup>O isotope of [)
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