Search results for arctic


8 Votes Vote

Satellites measure increase of Sun's energy absorbed in the Arctic

Posted by External 2 days ago General
http://feeds.sciencedaily.com — NASA satellite instruments have observed a marked increase in solar radiation absorbed in the Arctic since the year 2000 -- a trend that aligns with the steady decrease in Arctic sea ice during the same period. Read More
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11 Votes Vote

Emergence of modern sea ice in Arctic Ocean, 2.6 million years ago

Posted by External 22 days ago General
http://feeds.sciencedaily.com — The extent of sea ice cover in Arctic was much less than it is today between four and five million years ago. The maximum winter extent did not reaching its current location until around 2.6 million years ago. "We have not seen an ice free period in the Arctic Ocean for 2,6 million years. However, we may see it in our lifetime." says a marine geologist. Read More
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11 Votes Vote

Thousands of Eocene Shark Teeth Found in Canadian Arctic

Posted by External 23 days ago General
http://feedproxy.google.com — More than 8,000 shark teeth that date back millions of years have been found on Banks Island, in the Canadian Arctic. Read More
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11 Votes Vote

Arctic conditions may become critical for polar bears by end of 21st century

Posted by External 23 days ago General
http://feeds.sciencedaily.com — Shifts in the timing and duration of ice cover, especially the possible lengthening of ice-free periods, may impact polar bears under projected warming before the end of the 21st century, experts say. Read More
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13 Votes Vote

Researchers Crack Sea Ice to Expose Arctic Food Web (VIDEO)

Posted by External 28 days ago General
http://feedproxy.google.com — A warming planet is impacting sea-ice algae, triggering a food-chain domino effect that leads to whales and polar bears. Read More
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12 Votes Vote

Sea Ice Algae is Staple of Arctic Food Chain (Gallery)

Posted by External 28 days ago General
http://feedproxy.google.com — To find the base of the Arctic food chain, scientists have to venture far out, and into, sea ice. Read More
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9 Votes Vote

Gene-Silencing and the 'Arctic' Apple (Op-Ed)

Posted by External 29 days ago General
http://feedproxy.google.com — Why U.S. agencies need to look more closely at the genetically engineered "Arctic" apple. Read More
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9 Votes Vote

Wild weather in the Arctic causes problems for people and wildlife

Posted by External 31 days ago General
http://feeds.sciencedaily.com — The residents of Longyearbyen, the largest town on the Norwegian arctic island archipelago of Svalbard, remember it as the week that the weather gods caused trouble.  Temperatures were ridiculously warm – and reached a maximum of nearly +8 degrees C in one location at a time when mean temperatures are normally -15 degrees C. It rained in record amounts. Read More
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