环境污染与治理(学术与思辨)Enviroment-Pollution-and-Protection教程文件.ppt

,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,环境污染与治理(学术与思辨)Enviroment Pollution and Protection,1.The Background,The earth,the humans mother who is selflessly tending us,is the origin of human life,and at the same time she has the inexhaustible resources.,However,with the development of modern science and technology and economy to an unprecedented level,she also suffered an unprecedented disaster.,The three global crisis,resources shortage,environment pollution,ecological destruction,.,2.Classify of Environmental pollution,Environmental self purification,：,The concentration and toxicity of pollutants will naturally decrease.,If emissions exceed the self purification capacity of the environment,environmental quality will occur adverse changes,endangering the health of human being and the nature.,2.Classify of Environmental pollution,Attribute,air pollution,soil pollution,water pollution,human activity,industrial environment pollution,urban pollution,agricultural pollution,Nature of pollution,chemical pollution,biological pollution,physical pollution,solid waste pollution,liquid waste pollution,energy pollution.,2.Classify of Environmental pollution,3.Environmental pollution source,Waste smoke,factory emissions,waste water and noise,the people living in the lung of smoke,waste gas,noise,sewage,garbage,Vehicles(all fuel vehicles,ships,aircraft,etc.)of the discharge of waste gas and noise,3.Environmental pollution source,A large number of chemical substances such as fertilizers,pesticides,herbicides,and other chemicals that flow out of the water.,Machine noise,electromagnetic radiation,carbon dioxide pollutionMine,waste residue,4.pollution feature,Public nuisance,Environment pollution from the region,race,economic condition,the influence of the victims.,Latent,Many pollution is not easy to find in time,once the outbreak of serious consequences.,Long term,Long-term continuous effects many pollution,harm peoples health and life,and it is difficult to eliminate.,5.The way to protect,According to the environment laws in our country,the content of environmental protection to,protect the natural environment and prevent and control pollution and other public hazards,5.The way to protect,Reduce,Reuse,Recycle,Recovery,4R,5.The way to protect,Personal aspect,Do it from ourselves and our side,Save water and electricity,Reduce the discharge of tail gas,Tree planting forest,Use fewer disposable producer recovery and utilization of energy.,5.The way to protect,Government,Legislation,enforce the law,Monitor,encourage the environmental protection industry,6.Epilogue,We have only one earth.,Environmental pollution has become increasingly serious.So,Environmental protection is no time to delay.Lets protect our beautiful and fragile earth together.,Thank you!,此课件下载可自行编辑修改，仅供参考！感谢您的支持，我们努力做得更好！谢谢,