下載本文檔
版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請進(jìn)行舉報或認(rèn)領(lǐng)
文檔簡介
1、The Clear and Blue Skyoutline:1. The simple introduction of smog2 .The classification of smog a .fog b .haze3 .The classification of causes for smog a. natural causes B.manmade causes4.The ways to relieve the problem of smog a. establish a sound haze control system. b. reduce pollution sources. c. p
2、ersonal efforts With the broadcast of <under the dome>, smog,this long-standing environmental problems, become the hot discussion once again.According to some reports,the frequent appearances of smog obscure the clarity of the sky recently.Some people drove slowly on the road because they coul
3、d not see clearly. They also suffered from many illnesses caused by smog.Smog is the general expression of various higher-than-permitted suspended particulate matter (such as PM2.5) in the atmosphere,which express the state of air pollution .It contains fog and haze,both of them are disastrous weath
4、er. Fog consists of a large number of tiny water or ice crystals.Its actually a harmless natural phenomena that makes visibility worse .Haze is air pollution in which is mixed up with dust, smoke and other dry particles. The components that make up haze may have negative effect on people's healt
5、h, especially for children and the old. So its necessary to find out the reason why leads to smog and work out the resolution.If we trace the cause for smog weather ,the main points are natural causes that include windblown dust and manmade causes which include three aspects.Firstly,china 's air
6、 quality standards are rather lax and evaluation factors are limited.Secondly,some enterprises just go for economic interests instead of observing relevant law and regulations.Obsolete equipment、industrial fuel burning and manufacturing operations are high likely to emit much wasted air.Thirdly,acro
7、ss our society ,relevant protection awareness has not built up.Just for the sake of convience to go out,people rely more and more on travelling and working by car while car is the main cause for smog.To settle this problem,a series of meaures should be taken as follows.Primarily,we should establish
8、a sound control system of smog. Not only can environmental protection departments strengthen air monitor,but government should enact more strict laws and regulations.Moreover,Reduce pollution sources is the fundamental solution to cut air pollutants. For example,we can reduce the amount of fuel vehi
9、cles or close down high polluting enterprises.Developing green and energy-saving energy can lower the emission of smog.Last but not least, People should do personal protection.They need to reduce the time for outdoor sports and pay attention to rest in smog days.Everyone all over the country should take measures to reduce the smog weather. We can use more public transport such as the bus and the underground so that the number of cars will be limited.Also,people should plant mo
溫馨提示
- 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
- 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
- 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
- 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
- 5. 人人文庫網(wǎng)僅提供信息存儲空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負(fù)責(zé)。
- 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請與我們聯(lián)系,我們立即糾正。
- 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時也不承擔(dān)用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。
最新文檔
- 2024年大數(shù)據(jù)中心機(jī)房建設(shè)工程合同
- 2024年廣告媒體采購發(fā)布合同
- 2024城市公園環(huán)境衛(wèi)生承包協(xié)議
- 2024年工程貸款協(xié)議模板助力項目發(fā)展
- 2024年危險品運(yùn)輸合同范本
- 2024年應(yīng)急通信系統(tǒng)設(shè)備采購及安裝合同
- 2024年工程質(zhì)量檢測居間合同
- 2024年雙方共同投資建立教育咨詢公司的合同
- 挑食偏食課件教學(xué)課件
- 2024婚姻關(guān)系解除后債務(wù)清償合同
- 河北省石家莊市長安區(qū)2023-2024學(xué)年五年級上學(xué)期期中英語試卷
- 品牌經(jīng)理招聘筆試題及解答(某大型國企)2025年
- 多能互補(bǔ)規(guī)劃
- 珍愛生命主題班會
- 《網(wǎng)絡(luò)數(shù)據(jù)安全管理條例》課件
- 消除“艾梅乙”醫(yī)療歧視-從我做起
- 第7課《回憶我的母親》課件-2024-2025學(xué)年統(tǒng)編版語文八年級上冊
- 八年級歷史上冊(部編版)第六單元中華民族的抗日戰(zhàn)爭(大單元教學(xué)設(shè)計)
- 公司研發(fā)項目審核管理制度
- 《詩意的色彩》課件 2024-2025學(xué)年人美版(2024)初中美術(shù)七年級上冊
- 小學(xué)生主題班會《追夢奧運(yùn)+做大家少年》(課件)
評論
0/150
提交評論