Carbon dioxide allowances head for auction
A consortium of Eastern U.S. states will auction carbon missions allowances this fall in an effort to reduce carbon missions from power plants.
Environment
Mar 19, 2008
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Rare butterfly experiences baby boom
Southern California biologists are searching for new places to release a bumper crop of endangered Palos Verdes blue butterflies.
Mar 19, 2008
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A built-in strategy for transgene containment
A method of creating selective terminable transgenic rice was reported by the scientists of Zhejiang University in this week’s PLoS ONE. Unintended spreading of transgenic rice by pollen and seed dispersal is a major concern ...
Mar 19, 2008
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Scientists see Norwalk virus' Achilles heel
Using the Canadian Light Source synchrotron, an international team led by University of Calgary researcher Ken Ng has determined the detailed structure of the enzyme the Norwalk virus uses to make copies of its genetic code ...
Mar 19, 2008
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The song doesn't remain the same in fragmented bird populations
The song of passerine birds is a conspicuous and exaggerated display shaped by sexual selection in the context of male-male competition or mate attraction. At the level of the individual, song is considered an indicator of ...
Mar 19, 2008
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Arctic pollution's surprising history
Scientists know that air pollution particles from mid-latitude cities migrate to the Arctic and form an ugly haze, but a new University of Utah study finds surprising evidence that polar explorers saw the same phenomenon ...
Earth Sciences
Mar 19, 2008
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