There’s a giant hole in Antarctica and scientists aren’t sure why. The hole, which was detected about a month ago, is roughly 30,000 square miles or the size of the state of Maine. It's the largest hole spotted in the Weddell Sea since the 1970s, scientists say.
A freak warming around the North Pole is sending a blast of Arctic cold over Europe in a sign of wacky weather that may happen more often with man-made global warming, scientists said Monday.
The average weight of adult reindeer on Svalbard, north of Norway, has fallen to 106 pounds from 121 pounds in the 1990s
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