On a different scale: putting China's environmental crisis in perspective.
Karasov
C
C
D002681:China; D003132:Commerce; D003247:Conservation of Natural Resources; D004782:Environmental Health; D004784:Environmental Monitoring; D004787:Environmental Pollution; D006801:Humans; D011057:Politics; D011634:Public Health; D011640:Public Policy; D012924:Social Conditions; D014881:Water Supply