A new study suggests that the rate of global warming from doubling of atmospheric carbon dioxide may be less than the most dire estimates of some previous studies – and, in fact, may be less severe than projected by ...
Earth Sciences
Nov 24, 2011
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Fossil coral data and temperature records derived from ice-core measurements have been used to place better constraints on future sea level rise, and to test sea level projections.
Earth Sciences
Jul 27, 2009
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New research has revealed abrupt warming, that closely resembles the rapid man-made warming occurring today, has repeatedly played a key role in mass extinction events of large animals, the megafauna, in Earth's past.
Ecology
Jul 23, 2015
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(Phys.org) —A researcher from Stanford's Archaeology Center, working with colleagues in China has found evidence to support the notion that early hunter-gatherers in China turned to processing plant foods in order to survive ...
The last glacial maximum was a time when Earth's far northern and far southern latitudes were largely covered in ice sheets and sea levels were low. Over much of the planet, glaciers were at their greatest extent roughly ...
Earth Sciences
Aug 26, 2013
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(Phys.org) —Scientists are calling for a better understanding of regional climates, after research into New Zealand's glaciers has revealed climate change in the Northern Hemisphere does not directly affect the climate ...
Earth Sciences
Aug 4, 2014
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(PhysOrg.com) -- By accurately modeling Earth's last major global warming -- and answering pressing questions about its causes -- scientists led by a University of Wisconsin-Madison climatologist are unraveling the intricacies ...
Earth Sciences
Jul 16, 2009
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(Phys.org)—An international team of researchers has found evidence that suggests that Amazonia did not revert to savannah during the last ice age and instead remained forested. In their paper published in the journal Nature, ...
Think of it like a geological mystery story: For decades, scientists have known that some 25,000 years ago, a massive ice sheet stretched to cover most of Canada and a large section of the northeastern United States, but ...
Earth Sciences
Jul 13, 2018
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The seriousness of current global warming is underlined by a reconstruction of climate at Maxwell Bay in the South Shetland Islands of the Antarctic Peninsula over approximately the last 14,000 years, which appears to show ...
Earth Sciences
Nov 6, 2009
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