Environmental-Pollution环境污染英语课件.ppt

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1、Environmental Pollution,Please care for our Earth,The current situation of environment,Withthedevelopmentofindustryandtechnology,theproblemoftheenvironmentbecomes a severe tesetforourhumans.Thereisatendencythattheenvironmentalpollutionisbecomingmoreandmoreserious.Soitistimeforhumanstocomeupwithsomee

2、ffectivemethodstolimithumansinfluenceontheenvironmentsoastosolvethissevereproblem.,The types of environmental pollution:,1.Air pollution 2.Water pollution 3.Noise pollution 4.Soil pollution,AIR POLLUTION,Major air pollution sources,1.Industrial production is an important source of air pollution.2.Th

3、eburnofgasolineandotherhydrocarbonfuelsinautomobiles,trucks,andjetairplanesproducesseveralprimarypollutants.3.Life stoves and heating boilers.,AIR POLLUTION,1.Reduce the emission of all industrial pollutants.2.Rational plan of industrial areas and non-industrial zone.3.Use public transportation syst

4、em,bicycles.4.Use more clean and renewable energy,such as wind and solar power.5.Plant more trees.,Control of air pollution,WATER POLLUTION,Major water pollution sources,1.The discharge of untreated industrial waste water;2.The discharge of untreated domestic waste water;3.Extensive use of fertilize

5、rs,pesticides;,1.Reduce and eliminate emissions of waste water.2.Strengthen the protection of drinking water source.3.Adopt new agricultural science to reduce reliance on fertilizers and pesticides.,Control of water pollution,WATER POLLUTION,NOISE POLLUTION,Major noise pollution sources,1.The heavy

6、street traffic 2.Industrial operations3.Construction activities 4.Celebrations&electric home appliances,1.Reduce the sources of noise2.Use soundproof materials to build houses3.Adopt anti-noise measures in urban construction.,Control of noise pollution,NOISE POLLUTION,SOIL POLLUTION,Major soil pollu

7、tion sources,1.Farmers over-irrigate their agriculture with pesticide and chemical fertilizer.2.Many chemical factories and citizens deal with dirty water and solid waste improperly.3.Many natural disasters contribute to the soil pollution such as acid rain,sandstorm,ect,1.Adopt new agricultural sci

8、ence to reduce reliance on fertilizers and pesticides.2.Waste water should be properly treated before discharging them on the soil.3.Solid wastes should be properly collected and disposed off by appropriate method.,Control of Soil pollution,SOIL POLLUTION,Some suggestions,First,for individuals,the e

9、nvironmental protection is everyones responsibility.As far as I am concerned,it is really important for every citizen to strengthen the awareness of environmental protection.Maybe we can not change the situations in a minute,but we can do little things to contribute ones effort to the career of envi

10、ronmental protection,for example,we can minimize the use of one-time items,drive low-emission cars,etc.,Here Id like to give some suggestions to protect environment.,Secondly,as for companies and factories,I think the way they produce products should be environmental friendly and the leader of the c

11、ompanies or factories should research and develop new equipments,which can reduce the pollution.Factories can use some advanced manufacturing technologies to reduce the noise and improve their capacities of recycling.Exhaust gas and waste water should be well disposed of before they are discharged.,

12、At last,for the government,they should punish the individual and factory that pollute the environment harshly and reward those who contribute to the environmental protection.Also,the government can open a tip-off hotline and they should also encourage citizens to say more.Whats more,government should improve the system of public transportation in order to reduce the use of private cars.,Thanks for your appreciation！,