File:Carbon-14 with sunspots since 1700.png
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DescriptionCarbon-14 with sunspots since 1700.png |
English: Carbon-14 record for last 1,100 years (inverted scale). Sunspot record since A.D. 1700 shown in red. There is a 20-60 year delay for solar activity to show in carbon-14. Source: http://pubs.usgs.gov/fs/fs-0095-00/ |
Source | Transferred from en.wikipedia to Commons by Alan Liefting using CommonsHelper. |
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This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.
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Original upload log
edit- 2005-02-21 21:46 SEWilco 1006×332× (24073 bytes) Carbon-14 record for last 1,100 years (inverted scale). Sunspot record since A.D. 1700 shown in red. There is a 20-60 year delay for solar activity to show in carbon-14. {{PD-USGov-Interior-USGS}} Source: http://pubs.usgs.gov/fs/fs-0095-00/
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current | 03:20, 12 June 2012 | ![]() | 1,006 × 332 (24 KB) | File Upload Bot (Magnus Manske) (talk | contribs) | Transfered from en.wikipedia by User:Alan Liefting using CommonsHelper |
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File change date and time | 21:14, 21 February 2005 |