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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?

dateMay 20, 2013 in Earth Sciences
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What the mining debate is missing

As mining is resurging in North America, debates across the continent over mines are simplified: “Do we prioritize jobs or the environment?  Companies or communities?”  These are worthy ...

dateJan 05, 2012 in Environment
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