BlogArena

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

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

December 12, 2012
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Environmental Issues: How True the Climate Changes Affecting Biodiversity

A changing climate has implications on biodiversity without any doubt. Species in the past have been sensitive to changes in the climate; that has been proved time and again by the fossilized remains and pollen distribution studies. It has been … Continue reading

October 19, 2012
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In Blown-Down Forests, a Story of Survival

To preserve forest health, the best management decision may be to do nothing In newscasts after intense wind and ice storms, damaged trees stand out: snapped limbs, uprooted trunks, entire forests blown nearly flat. In a storm’s wake, landowners, municipalities … Continue reading

October 4, 2011
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Extreme Space Weather at Mercury Blasts the Planet’s Poles

ANN ARBOR, Mich.— The solar wind sandblasts the surface of planet Mercury at its poles, according to new data from a University of Michigan instrument on board NASA’s MESSENGER spacecraft. The sodium and oxygen particles the blistering solar wind kicks … Continue reading

May 28, 2011
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Significant Role of Oceans in Onset of Ancient Global Cooling

*Evidence that early Antarctic Circumpolar Current development affected global climate* Thirty-eight million years ago, tropical jungles thrived in what are now the cornfields of the American Midwest and furry marsupials wandered temperate forests in what is now the frozen Antarctic. … Continue reading

May 18, 2011
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NASA Mission Will Observe Earth’s Salty Seas

PASADENA, Calif. – Final preparations are under way for the June 9 launch of the international Aquarius/SAC-D observatory. The mission’s primary instrument, Aquarius, will study interactions between ocean circulation, the water cycle and climate by measuring ocean surface salinity. Engineers … Continue reading

February 22, 2011
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Greenland’s Glaciers Double in Speed

The contribution of Greenland to global sea level change and the mapping of previously unknown basins and mountains beneath the Antarctic Ice Sheet are highlighted in a new film released by Cambridge University this morning. The work of glaciologist Professor … Continue reading

January 16, 2011
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Earth’s Hot Past: Prologue to Future Climate?

*Study of Earth’s deep past leads to look into the future*  The magnitude of climate change during Earth’s deep past suggests that future temperatures may eventually rise far more than projected if society continues its pace of emitting greenhouse gases, … Continue reading