Antarctica & Arctic

"The heat is on for the world’s caribou with a new study warning the creatures could lose as much as 60 per cent of their range within 60 years."

"The political temperature in the Arctic rose on Tuesday when Vladimir Putin vowed to step up Russia's military presence in the region in response to a claim by Canada to the north pole."

"Shell plans to drill five wells over several years at its Burger prospect in the Chukchi Sea, according to a revised exploration plan filed Nov. 6 and posted online by the U.S. Bureau of Ocean Energy Management."

"A newly discovered volcano found buried beneath a thick layer of ice in Antarctica could speed up ice loss and raise global sea levels when it erupts, scientists say."

"CHURCHILL, Manitoba -- A polar bear attack in Canada that left two people injured has brought new warnings from scientists of a dangerous rise in human-bear encounters in a warming Arctic."

"New research shoes that average summer temperatures in the Canadian Arctic are the highest in at least 44,000 years."

"Less than 1 percent of the world's oceans are set aside as protected areas, but diplomats meeting now in Australia could substantially increase that figure."

"When the sun shines directly on the Hudson Bay Railway (HBR), the tracks can expand, warp and buckle. Trains have to slow down to 9 miles an hour or even stop. Journeys can be delayed for hours."

"About 4 million barrels of spilled oil, as much as BP's Gulf of Mexico spill, is flowing into the Arctic Ocean every year, Greenpeace says."

"REYKJAVIK, Iceland -- As the inaugural Arctic Circle conference got officially underway here Saturday, a specter loomed over the proceedings. The conference, which brings together policymakers, business leaders, researchers from across the world to discuss issues important to the Arctic, convened with messages from dignitaries of Iceland, Greenland, the United States, United Nations, Canada and Russia, and all of them shared a concern -- the outsized impact of climate change in the Arctic and what it means for far northern populations going forward."