BlogArena

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

18. Sep 2019

October 8, 2015
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River Buries Permafrost Carbon at Sea

New study traces the fate of carbon stored in thawing Arctic soils As temperatures rise, some of the organic carbon stored in Arctic permafrost meets an unexpected fate—burial at sea. As many as 2.2 million metric tons of organic carbon … Continue reading

November 20, 2013
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A Living Desert Underground

In the perpetual darkness of a limestone cave, UA researchers have discovered a surprisingly diverse ecosystem of microbes eking out a living from not much more than drip water, rock and air. The discovery not only expands our understanding of … Continue reading

August 2, 2013
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How Did Earth’s Primitive Chemistry Get Kick Started?

How did life on Earth get started? Three new papers co-authored by Mike Russell, a research scientist at NASA’s Jet Propulsion Laboratory, Pasadena, Calif., strengthen the case that Earth’s first life began at alkaline hydrothermal vents at the bottom of … Continue reading

May 2, 2013
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Where Does Charcoal, or Black Carbon, in Soils Go?

Scientists find surprising new answers in wetlands such as the Everglades Scientists have uncovered one of nature’s long-kept secrets–the true fate of charcoal in the world’s soils. The ability to determine the fate of charcoal is critical to knowledge of … Continue reading

September 13, 2012
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Salt Seeds Clouds in the Amazon Rainforest

It’s morning, deep in the Amazon jungle. In the still air innumerable leaves glisten with moisture, and fog drifts through the trees. As the sun rises, clouds appear and float across the forest canopy … but where do they come … Continue reading

May 25, 2012
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Carbon from Martian Meteorites Not Evidence of Life

The findings provide insight into the chemical processes taking place on Mars and will help aid future quests for evidence of ancient or modern Martian life. Carbon in some Martian meteorites came from Mars but not from life on Mars, … Continue reading

May 21, 2012
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New Study by WHOI Scientists Provides Baseline Measurements of Carbon in Arctic Ocean

Scientists from the Woods Hole Oceanographic Institution (WHOI) have conducted a new study to measure levels of carbon at various depths in the Arctic Ocean. The study, recently published in the journal Biogeosciences, provides data that will help researchers better … Continue reading

April 8, 2012
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Sediment Chemicals in Coastal Rivers Overall Lower in U.S. than Worldwide Averages

Almost all the sediment-associated chemical concentrations found in 131 of the nation’s rivers that drain to the Atlantic, Pacific and Gulf Coasts are lower than worldwide averages, according to a new study by the USGS. These coastal rivers are a … Continue reading