Saturday, February 16, 2013

Record-Setting Heat Across the U.S. in 2012




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

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Something Dark Is Growing on Greenland’s Ice. And Melting It Faster. New studies show how algae grows on ice and snow, creating “dark zones” that exacerbate melting in the consequential region.

A supraglacial stream flowing over the ice in Greenland. Patches of clean ice are intermixed with ice darkened by glacier ice algae. Credi...