Japan's many dialects originate in a migration of farmers from the Korean Peninsula some 2,200 years ago, a groundbreaking study borrowing the tools of evolutionary genetics reported Wednesday.
Social Sciences
May 4, 2011
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0
Tropical forests are threatened by high levels of deforestation, mostly driven by agricultural expansion. But, once agricultural fields are abandoned, they tend to naturally regrow, leading researchers to ask whether that ...
Plants & Animals
Mar 7, 2019
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478
Millions of documents stored in archives could provide scientists with the key to tracing agricultural development across the centuries, according to new research completed at Trinity College Dublin and the University of ...
Plants & Animals
Dec 8, 2014
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1
Farmers across the tropics might raze forests to plant biofuel crops, according to new research by Holly Gibbs, a postdoctoral researcher at Stanford's Woods Institute for the Environment.
Environment
Feb 14, 2009
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Around 12,000 years ago, settlers in the Fertile Crescent of West Asia domesticated a few wild plant and animal species. The emergence of agriculture is believed to have driven extensive human population growths, because ...
Biotechnology
Jun 6, 2016
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10
Next time you bite into a chocolate bar, think of Africa. The continent produces nearly 70 percent of the world's cocoa, a growing output that requires carving more than 325,000 acres of new farmland from forests every year ...
Environment
Apr 5, 2017
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156
Agricultural expansion is a leading cause of wild species loss and greenhouse gas emissions. However, as farming practices and technologies continue to be refined, more food can be produced per unit of land - meaning less ...
Environment
Jan 28, 2016
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89
Recent changes to vegetation cover are causing the Earth's surface to heat up. Activities like cutting down evergreen forests for agricultural expansion in the tropics create energy imbalances that lead to higher local surface ...
Environment
Feb 20, 2018
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61
In the rush to feed the world's growing population, many forests may as well have a bull's-eye on them. If agricultural expansion is going to cause deforestation, does it matter where?
Environment
Jun 24, 2015
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144
After an 88-year-long hiatus North America's tallest bird, the statuesque whooping crane (Grus americana), is once again on exhibit at the Bird House at the Smithsonian's National Zoological Park. An 11-year-old male whooping ...
Plants & Animals
Jul 5, 2011
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