Adrift on a boat in the middle of the North Pacific Ocean, the most astounding sight is the utter absence of anything to see. The glassy calm water is undisturbed and gently undulating for miles in every direction. Even if ...
Earth Sciences
Feb 12, 2018
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12
Lakes suffering from harmful algal blooms may not respond to reduced, or even discontinued, artificial nitrogen loading. Many blue-green algae responsible for algal blooms can fix atmospheric nitrogen dissolved in the water, ...
Environment
Dec 18, 2017
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37
Nitrogen is abundantly available in nature and forms the basis for many valuable products, both natural and artificial. This requires a reaction known as "nitrogen fixation", whereby molecular nitrogen is split into two atoms ...
Materials Science
Jul 19, 2017
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5
The microscopic organisms that make up ocean ecosystems are invisible to the naked eye, yet they are responsible for producing half the oxygen we breathe, and for sustaining all the world's fisheries. Now, nearing the end ...
Environment
Jul 14, 2017
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8
A group of University of Kentucky scientists have discovered a more efficient way for legumes to fix nitrogen.
Environment
Jun 19, 2017
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3
When Captain James Cook and the botanist Sir Joseph Banks navigated Australia's Great Barrier Reef (GBR) in the 1770s they described blooms of "sea sawdust" we now know to be the cyanobacterium Trichodesmium. Similarly, in ...
Environment
Jun 15, 2017
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5
Excess nitrogen is shown to disrupt coral-algae symbiosis, triggering bleaching even in the absence of heat and light stress. With coral bleaching events intensifying as global sea temperatures rise, this is an important ...
Environment
Jun 5, 2017
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8
Inspired by a natural process found in certain bacteria, a team of Caltech researchers is inching closer to a new method for producing fertilizer that could some day hold benefits for farmers—particularly in the developing ...
Materials Science
May 26, 2017
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19
Climate change may be putting cyanobacteria that are crucial to the functioning of the ocean at risk as the amount of carbon dioxide in the atmosphere increases and the acidity of ocean water changes.
Environment
Apr 27, 2017
8
564
In northern Scandinavia, shrubs expand into the tundra, where fixation of nitrogen from the air is mostly performed by cyanobacteria associated with mosses. Additionally, enhanced nitrogen fixation stimulates plant growth. ...
Environment
Mar 16, 2017
0
7
