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File:Carbon14 with activity labels.svg

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Summary

Description
English: Changes in the 14C record, which are primarily (but not exclusively) caused by changes in solar activity. Note that "before present" is used in the context of radiocarbon dating, where the "present" has been fixed at 1950.
Italiano: Variazioni del Carbonio-14 negli ultimi 1200 anni
Date 28 February 2007 (original upload date)
Source All data are from publicly available sources.
(red trace) Carbon 14 record: http://www.radiocarbon.org/IntCal04%20files/intcal04.14c
Author This figure was produced by Leland McInnes using gnuplot and is licensed under the GFDL. Original uploader was Leland McInnes at en.wikipedia. Later version(s) were uploaded by Dragons flight at en.wikipedia.
Permission
(Reusing this file)		 Released under the GNU Free Documentation License
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Leland McInnes at the English-language Wikipedia, the copyright holder of this work, hereby publishes it under the following license:
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attribution share alike 		This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license. Subject to disclaimers.
Attribution: Leland McInnes at the English-language Wikipedia
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This licensing tag was added to this file as part of the GFDL licensing update.
GNU head Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License. Subject to disclaimers.

Original upload log

The original description page was here. All following user names refer to en.wikipedia.
  • 2007-02-28 17:16 Dragons flight 885×325 (11064 bytes) various cleanup. Years Before Present means relative to 1950, let's be clear.
  • 2006-11-21 23:12 Leland McInnes 1052×429 (26990 bytes) Solar actvity events as they appear in the <sup>14</sup>C record.

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28 February 2007

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checksum

d733c535829dc773c60b5b75f7f0158060cfbf76

determination method or standard: SHA-1

data size

10,809 byte

height

325 pixel

width

885 pixel

File history

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Date/TimeThumbnailDimensionsUserComment
current17:53, 27 November 2015Thumbnail for version as of 17:53, 27 November 2015885 × 325 (11 KB)BMacZerounpath text
15:23, 12 January 2012Thumbnail for version as of 15:23, 12 January 2012885 × 325 (160 KB)RicHard-59Backround color, flipped image
16:07, 9 July 2009Thumbnail for version as of 16:07, 9 July 2009885 × 325 (13 KB)HydrargyrumCorrected text crowding/overlap in chart title; moved text blocks in chart to avoid overlap with curve
19:39, 1 April 2009Thumbnail for version as of 19:39, 1 April 2009885 × 325 (11 KB)File Upload Bot (Magnus Manske) {{BotMoveToCommons|en.wikipedia|year={{subst:CURRENTYEAR}}|month={{subst:CURRENTMONTHNAME}}|day={{subst:CURRENTDAY}}}} {{Information |Description={{en|Changes in the <sup>14</sup>C record, which are primarily (but not exclusively) caused by changes in [[

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