News tagged with microbial processes
Toxic mercury, accumulating in the Arctic, springs from a hidden source
(Phys.org) -- Environmental scientists at Harvard have discovered that the Arctic accumulation of mercury, a toxic element, is caused by both atmospheric forces and the flow of circumpolar rivers that carry ...
Space & Earth / Earth Sciences
May 21, 2012 |
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Same samples, different analytical strategies, complementary inferences
(Phys.org) -- The results of two separate but complementary analyses on 400 samples of Hanford Site groundwater appeared together in the journal of the International Society for Microbial Ecology. The studies ...
Apr 11, 2012 |
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Report seeks to integrate microbes into climate models
The models used to understand how Earth's climate works include thousands of different variables from many scientific including atmospherics, oceanography, seismology, geology, physics and chemistry, but few take into consideration ...
Feb 14, 2012 |
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Modeling microbes to manage carbon dioxide
(PhysOrg.com) -- In the past decade, microbiologists began realizing that communities of microbes process energy and materials, which affects their environments. To understand how microbial communities function ...
Feb 07, 2012 |
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Research team discovers new conducting properties of bacteria-produced wires
The discovery of a fundamental, previously unknown property of microbial nanowires in the bacterium Geobacter sulfurreducens that allows electron transport across long distances could revolutionize nanotechnology ...
Aug 07, 2011 |
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Wetter is better: New microscopy methods improve accuracy of microbial biofilm imaging
(PhysOrg.com) -- At a former uranium mill-tailing site in Rifle, Colorado, scientists are studying how microbes interact with minerals and metals to better understand processes that can help remediate the ...
Apr 26, 2011 |
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Scientists offer new theory for largest known mass extinction
The largest mass extinction in the history of the earth could have been triggered off by giant salt lakes, whose emissions of halogenated gases changed the atmospheric composition so dramatically that vegetation ...
Space & Earth / Earth Sciences
Mar 30, 2009 |
4 / 5 (21) |
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Genes that make bacteria make up their minds
Bacteria are single cell organisms with no nervous system or brain. So how do individual bacterial cells living as part of a complex community called a biofilm "decide" between different physiological processes (such as movement ...
Mar 30, 2009 |
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