News tagged with geochemist

Study adds new clue to how last ice age ended

As the last ice age was ending, about 13,000 years ago, a final blast of cold hit Europe, and for a thousand years or more, it felt like the ice age had returned. But oddly, despite bitter cold winters in ...

Sep 08, 2010
4.4 / 5 (17) 5

Oyster Shells Tell Story

(PhysOrg.com) -- Some oysters provide pearls but all oyster shells have a story to tell, if you know how to look for them. One compelling story about North America’s first successful English settlement has ...

Jun 04, 2010
4.8 / 5 (5) 0

Pumping draws arsenic toward a big-city aquifer

Naturally occurring arsenic pollutes wells across the world, especially in south and southeast Asia, where an estimated 100 million people are exposed to levels that can cause heart, liver and kidney problems, ...

Sep 11, 2013
3.8 / 5 (4) 0