Antarctica sea ice melts to a record low

The Antarctic Ocean area covered by ice has shrunk to a record low, exposing the thicker ice shelves buttressing Antarctica's ground ice sheet to waves and warmer temperatures, scientists reported Thursday.

Canadian polar bears near 'bear capital' dying at fast rate

Polar bears in Canada's Western Hudson Bay—on the southern edge of the Arctic—are continuing to die in high numbers, a new government survey of the land carnivore has found. Females and bear cubs are having an especially ...

Powerful hurricanes get second wind in Europe

Stronger hurricanes that are re-energized by jet stream winds are twice as likely to cross the Atlantic and wreak havoc in Europe than weaker ones, new research has found.

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