BlogArena

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

22. Sep 2019

January 3, 2016
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On Golden’s ice pond

National Science Foundation video features University of Utah mathematician Ken Golden From the National Science Foundation Oceanographers, marine biologists and geologists are the scientists most commonly associated with studying changes in sea ice. But these days, it just might be … Continue reading

August 16, 2013
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Earth orbit changes were key to Antarctic warming that ended last ice age

For more than a century scientists have known that Earth’s ice ages are caused by the wobbling of the planet’s orbit, which changes its orientation to the sun and affects the amount of sunlight reaching higher latitudes, particularly the polar … Continue reading

March 13, 2013
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Antarctic and Arctic Insects Use Different Genetic Mechanisms to Cope With Lack of Water

Genomic techniques facilitate discovery that gene expression causes disparity Although they live in similarly extreme ecosystems at opposite ends of the world, Antarctic insects appear to employ entirely different methods at the genetic level to cope with extremely dry conditions … Continue reading

March 2, 2013
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What Lies Beneath: NASA Antarctic Sub Goes Subglacial

When researcher Alberto Behar from NASA’s Jet Propulsion Laboratory in Pasadena, Calif., joined an international Antarctic expedition last month on a trek to investigate a subglacial lake, he brought with him a unique instrument designed and funded by NASA to … Continue reading

December 25, 2012
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Study Shows Rapid Warming on the West Antarctic Ice Sheet

COLUMBUS, Ohio — In a discovery that raises further concerns about the future contribution of Antarctica to sea level rise, a new study finds that the western part of the ice sheet is experiencing nearly twice as much warming as … Continue reading

April 15, 2012
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The Emperor’s New Close-Up

U researchers map emperor penguin colonies by satellite Emperor penguins may be icons of the Antarctic, but they aren’t immune to disturbances in their environment. As climatic and other changes unfold, emperors may dwindle in numbers. But how to tell, … Continue reading

January 29, 2012
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Sea Change – Penguins Provide Window into Shifting Antarctic Ecosystem

What’s the best way to study the Antarctic’s ecosystem? Follow the penguins. Scientists are tracking penguins on land, under the sea, and even from space to unravel the environmental dynamics in the West Antarctic Peninsula as the region experiences climate … Continue reading

October 2, 2011
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NASA Leads Study of Unprecedented Arctic Ozone Loss

PASADENA, Calif. – A NASA-led study has documented an unprecedented depletion of Earth’s protective ozone layer above the Arctic last winter and spring caused by an unusually prolonged period of extremely low temperatures in the stratosphere. The study, published online … Continue reading