United States Geological Survey

More frequent drought likely in eastern Africa

The increased frequency of drought observed in eastern Africa over the last 20 years is likely to continue as long as global temperatures continue to rise, according to new research published in Climate Dy ...

Jan 28, 2011
2 / 5 (6) 1 | with audio podcast

Rare earth elements in US not so rare: report

Approximately 13 million metric tons of rare earth elements (REE) exist within known deposits in the United States, according to the first-ever nationwide estimate of these elements by the U.S. Geological Survey.

Nov 17, 2010
4.8 / 5 (11) 21 | with audio podcast

Climate change implicated in decline of horseshoe crabs

A distinct decline in horseshoe crab numbers has occurred that parallels climate change associated with the end of the last Ice Age, according to a study that used genomics to assess historical trends in population sizes.

Aug 30, 2010
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Afghanistan's Kabul Basin faces major water challenges

In the next 50 years, it is estimated that drinking water needs in the Kabul Basin of Afghanistan may increase sixfold due to population increases resulting from returning refugees. It is also likely that future water resources ...

Jun 16, 2010
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