Thursday, July 29, 2010

New Map of Antarctica's Icy Edge

New Map of Antarctica's Icy Edge
Antarctica is covered by the world’s largest ice sheet, and it is losing mass. At present, ice is slipping into the sea from the continent’s icy edge more quickly than snowfall is accumulating in the high-altitude interior. The imbalance means that Antarctic ice loss is contributing to rising sea level.

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EARTH DAY: Our Goldilocks Planet

My Nono and Nona emigrated from small villages in the province of Trapani in southwestern Sicily in 1898. My wife and I visited the region b...