BlogArena

General blog about anything and everything of everyday's life.

20. Aug 2019

June 17, 2014
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Greenland melting due equally to global warming, natural variations

The rapid melting of Greenland glaciers is captured in the documentary “Chasing Ice.” The retreat of the ice edge from one year to the next sends more water into the sea. Now University of Washington atmospheric scientists have estimated that … Continue reading

January 25, 2014
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Researchers say polar bears are victims in public war of words

Polar bears and Inuit communities have become victims in the public war of words on climate change and wildlife conservation, according to researchers from Britain and Canada. University of Exeter geographer Dr Martina Tyrrell and Dr Doug Clark from the … Continue reading

March 4, 2012
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NASA Finds Sea Ice Driving Arctic Air Pollutants

PASADENA, Calif. – Drastic reductions in Arctic sea ice in the last decade may be intensifying the chemical release of bromine into the atmosphere, resulting in ground-level ozone depletion and the deposit of toxic mercury in the Arctic, according to … Continue reading

February 8, 2012
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Global Extinction: Gradual Doom as Bad as Abrupt

*In “The Great Dying” 250 million years ago, the end came slowly* The deadliest mass extinction of all took a long time to kill 90 percent of Earth’s marine life–and it killed in stages–according to a newly published report. It … Continue reading

January 30, 2012
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New CU-led Study May Answer Long-Standing Questions About Enigmatic Little Ice Age

A new University of Colorado Boulder-led study appears to answer contentious questions about the onset and cause of Earth’s Little Ice Age, a period of cooling temperatures that began after the Middle Ages and lasted into the late 19th century. … Continue reading

April 25, 2011
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Melting Ice on Arctic Islands a Major Player in Sea Level Rise

ANN ARBOR, Mich.— Melting glaciers and ice caps on Canadian Arctic islands play a much greater role in sea level rise than scientists previously thought, according to a new study led by a University of Michigan researcher. The 550,000-square-mile Canadian … Continue reading

August 16, 2010
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Arctic Rocks Offer New Glimpse of Primitive Earth

Scientists have discovered a new window into the Earth’s violent past. Geochemical evidence from volcanic rocks collected on Baffin Island in the Canadian Arctic suggests that beneath it lies a region of the Earth’s mantle that has largely escaped the … Continue reading