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A new monitoring network will be able to police the forthcoming Nuclear Test Ban Treaty and detect clandestine tests. The real dodo of Mauritius was an altogether sleeker, swifter creature than portrayed in Alice in Wonderland. Damage caused to the Amazon region by fire and logging is double previous estimates, says Dr Dan Nepstad of the Woods Hole Research Center. Monitoring microbes in rubbish dumps that produce dangerous quantities of methane gas.