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Arctic Climate Under Greenhouse Conditions In The Late Cretaceous
New evidence for ice-free
summers with intermittent
winter sea ice in the Arctic
Ocean during the Late
Cretaceous -- a period of
greenhouse conditions --
... > full story
New NASA Satellite Survey Reveals Dramatic Arctic Sea Ice Thinning
Arctic sea ice thinned
dramatically between the
winters of 2004 and 2008,
with thin seasonal ice
replacing thick older ice as
... > full story
Protecting Polar Bears With New Tracking Methods
A new approach to tracking
polar bears will shed more
light on the potentially
endangered Arctic animal and
help boost the economy of
Canada's north. ... > full story
Super-size Deposits Of Frozen Carbon In Arctic Could Worsen Climate Change
The vast amount of carbon
stored in the Arctic and
boreal regions of the world
is more than double that
previously estimated,
... > full story
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How Aerosols Contribute To Climate Change
June 23, 2009 — What happens in Vegas may stay in Vegas, but what happens on the way there is a different story. Scientists have analyzed the air blown by winds between San Diego and Las Vegas and now know what ... > full story -
Polar Bear And Walrus Populations In Trouble, Stock Assessment Report Suggests
June 19, 2009 — The U.S. Fish and Wildlife Service has released reports documenting the status of polar bears and Pacific walrus in Alaska. The reports confirm that polar bears in Alaska are declining and that ... > full story -
Arctic Contamination: Mercury In Mackenzie River Delta Dramatically Higher Than Previously Believed
June 18, 2009 — Researchers conducting a water study in the Mackenzie River Delta have found a dramatically higher delivery of mercury from the Mackenzie River to the Arctic Ocean than determined in previous ... > full story -
Caribou, Reindeer Numbers Show Dramatic Decline
June 12, 2009 — Caribou and reindeer numbers worldwide have plunged almost 60 percent in the last three decades. The dramatic revelation came out of the first ever comprehensive census analysis of this iconic ... > full story -
Scientists Should Look At Their Own Carbon Footprint, Expert Urges
June 8, 2009 — Scientists studying the impact of climate change on the Arctic need to consider ways to reduce their own carbon footprints, says a medicine researcher, who regularly flies north to study the health ... > full story -
Global Responsibility To Help Vulnerable Communities Adapt
June 3, 2009 — For one international community -- the 165,000 strong Inuit community dispersed across the Arctic coastline in small, remote coastal settlements in Alaska, Canada, Greenland and Siberia -- it is ... > full story -
Wiping Out The World's Mass Migrations: First Analysis Of The Effect Of Habit Changes On Migrating Grazers
June 1, 2009 — Mass migrations of herbivores like pronghorn, zebra, and wildebeest are in a world-wide decline because of human changes to the ... > full story -
Unstated Assumptions Color Arctic Sovereignty Claims
May 31, 2009 — Settling the growing debate over ownership of Arctic Ocean resources is complicated by the fact that the various countries involved have different understandings of the geography of the place, one ... > full story -
Spring Agricultural Fires Have Large Impact On Melting Arctic
May 29, 2009 — Scientists from around the world will convene at the University of New Hampshire June 2-5, 2009, to discuss key findings from the most ambitious effort ever undertaken to measure "short-lived" ... > full story -
Greening Arctic Not Likely To Offset Permafrost Carbon Release
May 28, 2009 — As the frozen soil in the Arctic thaws, bacteria will break down organic matter, releasing long-stored carbon into the warming ... > full story
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