(Phys.org) —A Purdue University-led team of researchers discovered sunlit snow to be the major source of atmospheric bromine in the Arctic, the key to unique chemical reactions that purge pollutants and destroy ozone.
Earth Sciences
Apr 16, 2013
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Depletion of Antarctic ozone is a more important factor than increasing greenhouse gases in shifting the Southern Hemisphere jet stream in a southward direction, according to researchers at Penn State.
Earth Sciences
Jan 31, 2013
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(Phys.org)—Researchers have detected the presence of a pollutant-destroying compound iodine monoxide in surprisingly high levels high above the tropical ocean, according to a new study led by the University of Colorado ...
Earth Sciences
Jan 25, 2013
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(Phys.org)—A new NASA-led study involving the University of Colorado Boulder finds that when it comes to combating global warming caused by emissions of ozone-forming chemicals, location matters.
Earth Sciences
Jan 17, 2013
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The environment has a more formidable opponent than carbon dioxide. Another greenhouse gas, nitrous oxide, is 300 times more potent and also destroys the ozone layer each time it is released into the atmosphere through agricultural ...
Environment
Nov 21, 2012
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U.S. Forest Service and Oak Ridge National Laboratory (ORNL) scientists have found that rising levels of ozone, a greenhouse gas, may amplify the impacts of higher temperatures and reduce streamflow from forests to rivers, ...
Earth Sciences
Oct 18, 2012
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(Phys.org)—New models are being developed to predict how changing land use in the tropics could affect future climate, air quality and crop production.
Earth Sciences
Oct 8, 2012
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Natural gas, whose price is at record lows thanks to a shale drilling boom, is gaining traction as an alternative energy in the United States, with automakers jumping on the bandwagon.
Energy & Green Tech
Mar 28, 2012
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Researchers at the RIKEN SPring-8 Center in Harima, Japan, have clarified the crystal structure of quinol dependent nitric oxide reductase (qNOR), a bacterial enzyme that offers clues on the origins of our earliest oxygen-breathing ...
Biochemistry
Jan 22, 2012
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The research into the sustainability of nuclear and other electricity options in the UK shows that nuclear power could make a significant contribution to reducing greenhouse gas emissions by 2035. However, that would require ...
Energy & Green Tech
Dec 8, 2011
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