News tagged with arctic sea
Mystery mechanism drove global warming 55 million years ago
Space & Earth / Earth Sciences
Jul 13, 2009 |
4.3 / 5 (25) |
24
A runaway spurt of global warming 55 million years ago turned Earth into a hothouse but how this happened remains worryingly unclear, scientists said on Monday.
Increasing Antarctic sea ice extent linked to the ozone hole
Space & Earth / Earth Sciences
Apr 21, 2009 |
4.4 / 5 (70) |
12
Increased growth in Antarctic sea ice during the past 30 years is a result of changing weather patterns caused by the ozone hole according to new research published this week (Thurs 23 April 2009).
Cave study links climate change to California droughts
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.3 / 5 (6) |
0
California experienced centuries-long droughts in the past 20,000 years that coincided with the thawing of ice caps in the Arctic, according to a new study by UC Davis doctoral student Jessica Oster and geology professor ...
Feds designate polar bear habitat in Alaska
Oct 22, 2009 |
2.9 / 5 (7) |
1
(AP) -- The Obama administration said Thursday it is designating more than 200,000 square miles in Alaska and off its coast as "critical habitat" for polar bears, an action that could add restrictions to ...
Arctic sea ice recovers slightly in 2009, remains on downward trend (w/ Video)
Space & Earth / Earth Sciences
Oct 06, 2009 |
2.4 / 5 (14) |
8
(PhysOrg.com) -- Despite a slight recovery in summer Arctic sea ice in 2009 from record-setting low years in 2007 and 2008, the sea ice extent remains significantly below previous years and remains on a trend ...
New NASA Satellite Survey Reveals Dramatic Arctic Sea Ice Thinning
Space & Earth / Earth Sciences
Jul 07, 2009 |
4.7 / 5 (65) |
6
(PhysOrg.com) -- Arctic sea ice thinned dramatically between the winters of 2004 and 2008, with thin seasonal ice replacing thick older ice as the dominant type for the first time on record. The new results, ...
Obama won't fight global warming with bear rules
May 08, 2009 |
5 / 5 (8) |
5
(AP) -- The Obama administration, which promised a sharp break from the Bush White House on global warming, declared Friday it would stick with a Bush-era policy against expanding protection for climate-threatened ...
Cuts in greenhouse gas emissions would save Arctic ice, reduce sea level rise
Space & Earth / Earth Sciences
Apr 14, 2009 |
4.6 / 5 (88) |
15
The threat of global warming can still be greatly diminished if nations cut emissions of heat-trapping greenhouse gases by 70 percent this century, according to a new analysis. While global temperatures would ...
Ice-free Arctic Ocean possible in 30 years, not 90 as previously estimated
Space & Earth / Earth Sciences
Apr 02, 2009 |
4.4 / 5 (62) |
20
(PhysOrg.com) -- A nearly ice-free Arctic Ocean in the summer may happen three times sooner than scientists have estimated. New research says the Arctic might lose most of its ice cover in summer in as few ...
Arctic sea ice hits second-lowest extent, likely lowest volume
Space & Earth / Earth Sciences
Oct 02, 2008 |
2.8 / 5 (32) |
78
Arctic sea ice extent during the 2008 melt season dropped to the second-lowest level since satellite measurements began in 1979, reaching the lowest point in its annual cycle of melt and growth on Sept. 14, ...
NASA data show Arctic saw fastest August sea ice retreat on record
Space & Earth / Earth Sciences
Sep 28, 2008 |
2.8 / 5 (14) |
4
Following a record-breaking season of arctic sea ice decline in 2007, NASA scientists have kept a close watch on the 2008 melt season. Although the melt season did not break the record for ice loss, NASA data ...
Understanding ocean climate
Space & Earth / Earth Sciences
Dec 10, 2009 |
not rated yet |
0
High-resolution computer simulations performed by scientists at the National Oceanography Centre, Southampton (NOCS) are helping to understand the inflow of North Atlantic water to the Arctic Ocean and how ...
In Greenland, warming fuels dream of hidden wealth
Nov 27, 2009 |
3.5 / 5 (4) |
1
(AP) -- Gert Ignatiussen returns to this fjord-front Inuit town with the spoils of his hunting trip. Six seals, all killed with a single shot to the head.
Planned emission cuts still mean far hotter Earth
Sep 24, 2009 |
1.6 / 5 (13) |
2
(AP) -- Earth's temperature is likely to jump nearly 6 degrees between now and the end of the century even if every country cuts greenhouse gas emissions as proposed, according to a United Nations update.
Arctic ice pack at third lowest extent since 1979: US
Space & Earth / Earth Sciences
Sep 18, 2009 |
2.4 / 5 (5) |
9
The Arctic sea ice pack thawed to its third smallest size on record during the northern hemisphere summer of 2009, US government scientists said, citing satellite images.
