Polar bears under threat: Now sharks are after them too

"Already threatened by a thaw of ice around the North Pole, the polar bear's title as the top Arctic predator may under challenge from a shark.Scientists researching how far sharks hunt seals in the Arctic were...

A Storehouse of Greenhouse Gases Is Opening in Sibera

"In the permafrost bottom of the 200-meter-deep sea, enormous stores of gas hydrates lie dormant in mighty frozen layers of sediment. The carbon content of the ice-and-methane mixture here is estimated at 540 billion tons. "This submarine hydrate was considered stable until...

"Tipping point" on horizon for Greenland ice

"OSLO (Reuters) - Global warming this century could trigger a runaway thaw of Greenland's ice sheet and other abrupt shifts such as a dieback of the Amazon rainforest, scientists said on Monday.  They urged...

France shifts its stance on the conflict in Iraq

"PARIS: After years of shunning involvement in a war it said was wrong, France now believes it may hold the key to peace in Iraq, proposing itself as an "honest broker" between the Sunni, Shiite and Kurdish...

Antarctic Region the Size of California Melted in '05

The global warming emergency continues to build, as new evidence of huge melting in Antarctica comes to light.""Antarctica has shown little to no warming in the recent past with the exception of the Antarctic Peninsula, but now large regions are showing the first signs of the...

Japan PM Abe's N. Asian summits set scene for thaw

Abe will be making a start -- welcome in the region and in Washington -- on repairing bilateral ties frayed by predecessor Junichiro Koizumi's visits to Tokyo's Yasukuni Shrine, which is seen by critics as a symbol...

Polar bears drown, islands appear in Arctic thaw (Reuters)

" OSLO (Reuters) - Polar bears are drowning and receding Arctic glaciers have uncovered previously unknown islands in a drastic 2006 summer thaw widely blamed on global warming. Signs of wrenching changes are apparent around the Arctic region due to unusual warmth -- the...

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