- 问题详情: Outdoorairpollutionleadstomorethan3millionprematuredeathseachyear,andmorethantwothirdsofthemoccurinChinaandIndia,accordingtonewresearch.Theauthorsestimatethatwithoutgovernmentintervention,thetotalnumberofdeathscoulddoubleby2050.Thestudy,pub...
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