家乡的环境污染作文 英语 急用啊!80字啊!``帮一下我啊!

家乡的环境污染作文 英语 急用啊!80字啊!``帮一下我啊!

Human activities caused by the decline in environmental quality and harmful to human beings and other living a normal existence and development of the phenomenon.When the concentration of waste into the environment or harmful to human beings and other living normal existence and development of the material more than the total environment of self-purification capacity,it will cause environmental pollution.Environmental pollution is the main reason for the irrational use of resources and waste,so that the resources available as a waste discharged into the environment and cause harm.Environmental pollution can not only cause acute poisoning and chronic hazards,but the organism can have an impact on the immune function,the genetic material from organisms change.Long-term exposure to carcinogenic factors in the environment can cause cancer,called the environment (of) cancer.Environmental pollution by environmental factors can be divided into air pollution,water pollution and soil pollution,and so the pollutants can be divided into the nature of biological contamination,chemical pollution and physical pollution,according to the shape of pollutants can be divided into air pollution,waste water pollution,Solid waste pollution,noise pollution,radiation pollution; according to the cause pollution can be divided into the production of pollution and pollution of life,the former can be divided into industrial pollution,agricultural pollution,traffic pollution,and so on the distribution of pollutants can be divided into Global pollution,regional pollution and local pollution.
中文翻译;人类活动所引起的环境质量下降而有害于人类及其他生物的正常生存和发展的现象.当进入环境的废物浓度或有害于人类及其他生物正常生存和发展的物质总量超过环境自净的能力,就会造成环境污染.环境污染产生的主要原因是资源的不合理使用和浪费,使可用资源作为废物排入环境而造成危害.环境污染不仅能引起急性中毒和慢性危害,而且能对机体的免疫功能产生影响,引起生物体遗传物质的变化.长期接触环境中的致癌因素还可引起恶性肿瘤,称为环境(性)癌.环境污染按环境要素可分为大气污染、水体污染和土壤污染等；按污染物的性质可分为生物污染、化学污染和物理污染；按污染物的形态可分为废气污染、废液污染、固体废物污染、噪声污染、辐射污染等；按污染产生的原因可分为生产污染和生活污染,前者又可分为工业污染、农业污染、交通污染等；按污染物的分布范围又可分为全球性污染、区域性污染和局部性污染等.