News tagged with continents

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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?

May 20, 2013 3.8 / 5 (8) 2 | with audio podcast

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.

Mar 06, 2013 not rated yet 0

Waste dump at the end of the world

On their mission to the moon in 1969 the Americans Neil Armstrong and Buzz Aldrin created arguably the most famous footprints ever. Since the time the astronauts of the Apollo 11 Mission stepped onto the ...

Feb 07, 2013 3.3 / 5 (4) 3