Researchers have discovered the earliest evidence yet of humans living in the Bolivian Amazon, putting the first known human habitation of the region at about 8000 years earlier than was previously thought.
Archaeology
Aug 28, 2013
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(Phys.org) —The discovery pushes back the roots of agriculture in China by 12,000 years. The global emergence of similar practices around 23,000 years ago hints that agriculture evolved independently around the world, perhaps ...
Archaeology
May 3, 2013
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(Phys.org) -- Human civilization arose during the relatively balmy climate of the last 10,000 years. Even so, evidence is accumulating that at least two cold spells gripped the northern hemisphere during this time, and that ...
Earth Sciences
Aug 6, 2012
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Peatlands are globally important ecosystems that serve as archives of past environmental change. Peatlands form over thousands of years from the accumulation of decaying plants and hold water, or in some cases purely rainwater. ...
Environment
Jul 6, 2012
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A team of Spanish researchers have used different geological samples, extracted from the Enol lake in Asturias, to show that the Holocene, a period that started 11,600 years ago, did not have a climate as stable as was believed.
Earth Sciences
Feb 3, 2012
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(PhysOrg.com) -- A fast-moving glacier on the Greenland Ice Sheet expanded in a geologic instant several millennia ago, growing in response to cooling periods that lasted not much longer than a century, according to a new ...
Earth Sciences
Dec 14, 2011
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(PhysOrg.com) -- A new study of an ocean sediment core taken from deep water off the coast of the western Antarctic Peninsula is beginning to fill in some of the gaps in our knowledge of climate variability in the region.
