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Study Rebuts Hypothesis That Comet Attacks Ended 9,000-Year-Old Clovis Culture
January 31, 2013 — Rebutting a speculative hypothesis that comet explosions changed Earth's climate sufficiently to end the Clovis culture in North America about 13,000 years ago, researchers assert that other ... > full storyMore: -
Cyclone Did Not Cause 2012 Record Low for Arctic Sea Ice
January 31, 2013 — It came out of Siberia, swirling winds over an area that covered almost the entire Arctic basin in the normally calm late summer. It came to be known as "The Great Arctic Cyclone of August 2012," and ... > full story -
New Study Highlights Impact of Environmental Change on Older People
January 31, 2013 — Recent natural disasters illustrate vulnerability of older people: majority of deaths from the Great East Japan Earthquake (2011) and Hurricane Katrina (2005) occurred among older people. Researchers ... > full story -
In Beef Production, Cow-Calf Phase Contributes Most Greenhouse Gases
January 30, 2013 — A new study shows that nursing cows are a major source of methane in beef production. By better understanding cattle nutrition and methane emissions, the beef industry could reduce environmental ... > full story -
Researchers Develop Model for Identifying Habitable Zones Around Star
January 30, 2013 — Researchers searching the galaxy for planets that could pass the litmus test of sustaining water-based life must find whether those planets fall in a habitable zone, where they could be capable of ... > full story -
New Research Shows Complexity of Global Warming
January 30, 2013 — Global warming from greenhouse gases affects rainfall patterns in the world differently than that from solar heating, according to a new ... > full story -
Deforestation Triggers Carbon Collapse of Tropical Peatlands
January 30, 2013 — Deforested tropical peatlands are haemorrhaging carbon from deep within their peat soils, with consequences for the release of carbon dioxide to the atmosphere, according to new ... > full story -
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Emission Trading Schemes Limit Green Consumerism
January 30, 2013 — Schemes that aim to regulate greenhouse gas emissions can limit consumers’ attempts to reduce their carbon ... > full story -
Snails Signal a Humid Mediterranean
January 30, 2013 — An international team of researchers has shown that old wives’ tales that snails can tell us about the weather should not be dismissed too ... > full story -
Spring May Come Earlier to North American Forests, Increasing Uptake of Carbon Dioxide
January 29, 2013 — Trees in the continental US could send out new leaves in the spring up to 17 days earlier in the coming century than they did before global temperatures ... > full story
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