【摘要】 本文以重庆市为代表，讨论山区城市环境系统中大气、地表水、土壤、地下水、包气带、生物体等六个子系统的污染状况。并研究了由此而引发的环境系统的变异，它涉及到气候变迁，土壤酸化，物种退化．水质恶化，建筑物表面和文物的损害，人群和生物生存的潜在变化等诸多方面，为制定防治污染策略提供科学依据．更多还原

【Abstract】 The contamination of atmosphere，surface water，soil，groundwater，aeration zone and biosphere in the environmental systems have been discussed by taking chongqing as a typical representative。The variation of environmental system caused by Contamination including the change of climate，acidification of soil，degeneracy of species，worsening of water quality，surface damage of buildings and cultural relics,and the potential change of living beings etc。，has been studied。The study provides impotant basis for the working-out of contamination control strategy。更多还原