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Australians make Antarctic history

Two Australian adventurers have made Antarctic history by becoming the first team to travel unaided to the South Pole and back, surviving three months of "extreme hardship", they said on Friday.

dateJan 27, 2012 in Earth Sciences
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Has the green revolution really succeeded?

Over the past 50 years, human population has more than doubled, but cereal-crop production has grown even faster. Mechanization, synthetic fertilizers, new high-yield seeds and other advances in intensified agriculture have ...

dateJul 20, 2015 in Environment
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