Environental protection环境保护.pptVIP

Environmental protection We only have one earth! We have responsibilities to protect our environment ,and it necessary to do it! What is the environment pollution? Environmental pollution is?refers to the material?or energy that ?human directly or indirectly?discharge to the environment?more than?the self purification [?pj??r?f??ke???n] 洗净capacity,?so that the?environmental?quality?is reduced,?cause bad effect on the?survival and development of human ecological?system,?and the phenomenon of property yesterday昨天 Classification Reason The harm of environmental pollution Protection Air pollution Water pollution ?soil pollution Transportation?(fuel vehicles,?all the?ships and airplanes,?waste gas?and noise) Factories?discharge waste smoke,?waste gas,?waste water,?waste residue [?rez??du:,-?dju:] 废渣and noise ?Heavy use of ?fertilizers 、?pesticides [?pestisaid]农药and other chemical substances From?people living in the?waste smoke,?waste gas,?noise,?sewage [?su:?d?]污水 , garbage The harm of environmental pollution Harm to the?human health People need air to breathe in order to live, and the polluted air?has a direct impact on human health. (?respiratory [r??spa??r??t?:ri: ]呼吸system damage、mental decline 、cancer and so on) Harm to plants and all kinds of animal(it can cause the plants to?decline and die, bad quality) Land desertification ,floods and droughts Influence of weather and climate The air was?very?muddy Increased?rainfall acid rain? temperature build-up（carbon dioxide in the atmosphere will increase ,and after a number of years?will make?the polar ice?melting, leading to global warming) Environmental protection With less disposable plastic bags 少用一次性塑料袋 Turn off the lights when you leave随手关灯 Buy environmentally friendly batteries 环保电池 waste?sorting 垃圾分类 Recycling garbage 回收 The protection of biological?diversity 保护生物多样性 Which Day is World Forest Day? 3月21 Which Day is China Arbor Day? 3月12 Which Day is World E