public marks

PUBLIC MARKS from fotos with tags change & home

14 March 2007

26 February 2007

Climate change sceptics lose vital argument - earth - 29 November 2006 - New Scientist

Moreover, the cooling that resulted was confined mainly to the northern hemisphere, says Lynch-Stieglitz - which indicates it was a regional effect. Michael Mann at Pennsylvania State University in University Park, who constructed the hockey stick graph,

18 February 2007