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China says faces 'new challenges' in ozone layer protection

SHANGHAI (Reuters) - China faces "new challenges" when it comes to cracking down on the production of chemicals that deplete the ozone layer, the country's environment minister said, adding Beijing has shown "zero tolerance" to violators.

Years after nun's murder, church activists face threats in lawless Amazon

ANAPU, Brazil (Reuters) - Fourteen years ago, on a dirt road near a remote settlement in northern Brazil, a gunman paid by local cattle ranchers executed a U.S. nun who had spent much of her life fighting to save the Amazon rainforest and advocating for the rural poor.