A new method of measuring the interaction of surface water and groundwater along the length of the Mississippi River network adds fresh evidence that the network's natural ability to chemically filter out nitrates is being ...
Earth Sciences
May 11, 2014
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The rise and fall of acid rain is a global experiment whose results are preserved in the geologic record.
Environment
Apr 11, 2014
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Chemical engineers at Rice University have found a new catalyst that can rapidly break down nitrites, a common and harmful contaminant in drinking water that often results from overuse of agricultural fertilizers.
Nanomaterials
Nov 25, 2013
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Nitrogen fertilizer applied to crops lingers in the soil and leaks out as nitrate for decades towards groundwater – "much longer than previously thought," scientists in France and at the University of Calgary say in a new ...
Environment
Oct 21, 2013
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(Phys.org) —Two teams working independently of each other have developed very similar methods for creating silver nanoparticles that appear impervious to rust. One of the teams was from the U.S. and published their results ...
Life is not a walk in the park for the world's largest bacteria, that live as soft, noodle-like, white strings on the bottom of the ocean depths. Without being able to fend for themselves, they get invaded by parasitic microorganisms ...
Cell & Microbiology
Aug 7, 2013
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A major new technology has been developed by The University of Nottingham, which enables all of the world's crops to take nitrogen from the air rather than expensive and environmentally damaging fertilisers.
Environment
Jul 25, 2013
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(Phys.org) —A team of researchers from Woods Hole Oceanographic Institution in the US has found significant amounts of particulate iron in runoff from glacial melting in Greenland. Their paper is published today in Nature ...
A new model suggests that inhospitable hydrodgen-sulphide rich waters could have delayed the spread of complex life forms in ancient oceans.
Earth Sciences
Feb 28, 2013
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(Phys.org)—A team of researchers with members from several countries around the world, and led by Chinese agriculturalist Fusuo Zhang has found that nitrogen deposition over China has increased by over 60 percent over the ...
