Elephants and maybe rhinoceroses could be introduced to Australia to chomp on an invasive African grass that also causes wildfires, according to an idea reported in a scientific journal on Wednesday.
Ecology
Feb 1, 2012
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(PhysOrg.com) -- A research team from Princeton has developed a model that they say shows that manmade aerosols in the atmosphere are in part responsible for the decrease in rainfall in India’s north central regions ...
Years of combing tropical mountain forests, shining flashlights under rocks and listening for croaks in the night have paid off for a team of Indian scientists which has discovered 12 new frog species plus three others thought ...
Plants & Animals
Sep 17, 2011
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(PhysOrg.com) -- Africa's Saharan Desert is the largest source of mineral dust in the world, covering more than 3 million square miles and causing dust particles to blanket African skies. According to Pacific Northwest National ...
Earth Sciences
Mar 21, 2011
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How severe can climate change become in a warming world? Worse than anything we've seen in written history, according to results of a study appearing this week in the journal Science.
Earth Sciences
Feb 24, 2011
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Scientists have long known that large volcanic explosions can affect the weather by spewing particles that block solar energy and cool the air. Some suspect that extended "volcanic winters" from gigantic blowups helped kill ...
Earth Sciences
Nov 3, 2010
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Ah, the cool, refreshing feel of air conditioning on a sweltering summer day. Ugh, the discomfort when those energy bills in July, August and September come due — $200, $400, $600 or more.
Engineering
Jun 22, 2010
14
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The seasonal monsoon rains in Asia feed nearly half the world's population, and when the rains fail to come, people can go hungry, or worse. A new study of tree rings provides the most detailed record yet of at least four ...
Earth Sciences
Apr 22, 2010
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(PhysOrg.com) -- Decades of drought, interspersed with intense monsoon rains, may have helped bring about the fall of Cambodia’s ancient Khmer civilization at Angkor nearly 600 years ago, according to an analysis of tree ...
Earth Sciences
Mar 29, 2010
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Harvard climate scientists suggest that the Tibetan Plateau—thought to be the primary source of heat that drives the South Asian monsoon—may have far less of an effect than the Himalayas and other surrounding mountains. ...
Earth Sciences
Jan 13, 2010
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