Record-Setting Heat Across the U.S. in 2012
The average temperature across the contiguous United States in 2012 was 55.3° (3.2° above normal). This ranks as the warmest year since records began in 1895. by NYtimes
Greenhouse Effect - Climate Change - 氣候變化 - 温室効果 - Mudanças Climáticas
A supraglacial stream flowing over the ice in Greenland. Patches of clean ice are intermixed with ice darkened by glacier ice algae. Credi...
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