【正文】
toxic chemicals in human food chains and environmental economics 愛護地下水和人類的食物鏈,防治有毒化學品污染 1982 ten years after stockholm (renewal of environmental concerns) 斯德哥爾摩人類環(huán)境會議十周年提高環(huán)境意識 1983 managing and disposing hazardous waste: acid rain and energy 管理和處置有害廢棄物,防治酸雨破壞和提高能源利用率 1984 desertification 沙漠化 1985 youth: population and the environment 青年、人口、環(huán)境 1986 a tree for peace 環(huán)境與和平 1987 environment and shelter: more than a roof 環(huán)境與居住 1988 when people put