Alva Review-Courier -

By Seth Borenstein
AP Science Writer 

Antarctica's ice sheet is melting 3 times faster than before

 


WASHINGTON (AP) — The melting of Antarctica is accelerating at an alarming rate, with about 3 trillion tons of ice disappearing since 1992, an international team of ice experts said in a new study.

In the last quarter century, the southern-most continent's ice sheet — a key indicator of climate change — melted into enough water to cover Texas to a depth of nearly 13 feet (4 meters), scientists calculated. All that water made global oceans rise about three-tenths of an inch (7.6 millimeters).

From 1992 to 2011, Antarctica lost nearly 84 billion tons of ice a year (76 billion metric ton...



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