Chinaistheworld'slargestemitter（發*體）ofcarbonpollution．B...
問題詳情：Chinaistheworld'slargestemitter（發*體）ofcarbonpollution．ButBeijinghasworkedtoimproveenvironmentalmanagementandreducepollutioninrecentyears．Chinahasmadeaplantobea"greendevelopment"modeloverthene...