One day, this could all be trees … a recent scientific paper claims that turning deserts into forests is the best way forward. Photograph: Guido Cozzi/Corbis

将来某一天，这里可能绿树成荫...最近一篇科学报告声称，把沙漠变成森林是最好的解决办法。

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But Marcello Cozzi, vice-president of Libera, a main anti-mafia organisation in Italy, says the mafia does not do business that is easily quantified.

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The chances of male parent to baby transmission is small, especially using ICSI, but Dr Jean Cozzi, from Jean Verdier Hospital near Paris, said that the technique could provide reassurance to parents desperate to avoid even the slightest chance.

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