(Phys.org) —An international team of researchers has found evidence in drill core samples taken near Antarctica that adds credence to the iron fertilization hypothesis. In their paper published in the journal Science, the ...
Science is exploring many options for carbon dioxide sequestration in order to mitigate the climatological impact of CO2. One of these is geoengineering: deliberate, large-scale intervention in the Earth's natural systems ...
Earth Sciences
Dec 13, 2013
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(Phys.org) —The overuse of nitrogen fertilizers in agriculture can wreak havoc on waterways, health and the environment. An international team of scientists aims to lessen the reliance on these fertilizers by helping beans ...
Analytical Chemistry
Apr 22, 2013
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Somewhere between tossing Jonah overboard and hanging that albatross around the Ancient Mariner's neck, sailors acquired a reputation for superstition. It takes a clear-headed oceanographer to resist joining them, especially ...
Earth Sciences
Mar 29, 2013
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A U.S. Department of Agriculture (USDA) scientist has found a "green" alternative to a type of fertilizer additive that is believed to contribute to the accumulation of heavy metals in waterways.
Other
Aug 27, 2012
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An international research team has published the results of an ocean iron fertilization experiment (EIFEX) carried out in 2004 in the current issue of the scientific journal Nature. Unlike the LOHAFEX experiment carried out ...
Earth Sciences
Jul 18, 2012
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(PhysOrg.com) -- The Haber-Bosch process, known throughout the world as the means by which ammonia is made for use in fertilizer, has been under study for at least as long as the agricultural revolution has been underway. ...
An expansion of soybean production into areas where soybean has seldom, if ever, been grown can be problematic for some farmers. Soils having high pH values and large amounts of calcium and/or magnesium carbonate are notoriously ...
Environment
Dec 6, 2010
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Blooms of toxic algae can occur in the open ocean, a team led by University of California-Santa Cruz and Moss Landing Marine Lab scientists reported last week.
Environment
Nov 18, 2010
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(PhysOrg.com) -- A team of marine scientists has found that toxin-producing algae once thought to be limited to coastal waters are also common in the open ocean, where the addition of iron from natural or artificial sources ...
Earth Sciences
Nov 8, 2010
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