Cover:The air bubbles trapped in the Antarctic Vostok and EPICA Dome C ice cores provide composite records of levels of atmospheric carbon dioxide and methane covering the past 650,000 years.
Free magazine download
Code:
http://rapidshare.com/files/118541180/Nature-May-15-2008-Vol451_7193-www.magazine-share.com.rar
No comments:
Post a Comment