In the first side-by-side tests of a half-dozen palladium- and iron-based catalysts for cleaning up the carcinogen TCE, Rice University scientists have found that palladium destroys TCE far faster than iron -- up to a billion ...
Nanomaterials
Jun 27, 2012
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Giant volcanic eruptions in Nicaragua over the past 70,000 years could have injected enough gases into the atmosphere to temporarily thin the ozone layer, according to new research. And, if it happened today, a similar explosive ...
Earth Sciences
Jun 12, 2012
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(Phys.org) -- As a rising global population and increasing standard of living drive demand for freshwater, many researchers are developing new techniques to desalinate salt water. Among them is a team of scientists from The ...
Experts have long debated whether the sophisticated animal drawings in a famous French cave are indeed the oldest of their kind in the world, and a study out Monday suggests that yes, they are.
Archaeology
May 7, 2012
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Extraordinarily cold temperatures in the winter of 2010/2011 caused the most massive destruction of the ozone layer above the Arctic so far: The mechanisms leading to the first ozone hole above the North Pole were studied ...
Earth Sciences
Jan 19, 2012
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As winter approaches, it is time to store pesticides and prepare sprayers for long-term storage, says Montana State University Pesticide Education Specialist Cecil Tharp.
Other
Oct 11, 2011
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(PhysOrg.com) -- A NASA-led study has documented an unprecedented depletion of Earth's protective ozone layer above the Arctic last winter and spring caused by an unusually prolonged period of extremely low temperatures in ...
Earth Sciences
Oct 2, 2011
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The strongly reduced Antarctic stratospheric ozone hole destruction in 2010 and several other recent years results from the occurrence of dramatic meteorological events in the polar winter, known as sudden stratospheric warmings ...
Earth Sciences
Jul 15, 2011
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(PhysOrg.com) -- Imagine that you’re a grass shrimp. Now, imagine that you’re a rational grass shrimp, and that you have a choice of living in an environment with relatively high levels of dioxin, poly-chlorinated ...
Plants & Animals
Jun 10, 2011
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Chlorine is an abundant and readily available halogen gas commonly associated with the sanitation of swimming pools and drinking water. Could a one-atom thick sheet of this element revolutionize the next generation of flat-panel ...
Engineering
Apr 14, 2011
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