News tagged with continent

Cracking the ice code

(Phys.org) —What happened the last time a vegetated Earth shifted from an extremely cold climate to desert-like conditions? And what does it tell us about climate change today?

dateMay 20, 2013 in Earth Sciences
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African elephants face 'alarming declines'

African elephants face the worst crisis since global trade in ivory was banned almost a quarter-century ago, with the risk of extinction rising in worst-hit nations, conservationists said Wednesday.

dateMar 06, 2013 in Ecology
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