Essay On Air Pollution In China

952 Words4 Pages

The problem of air pollution in China
Nowadays, there is a very dangerous problem in China called air pollution. The sky is becoming very dark. We can’t see very clearly when we look far away. I don’t want the tragedy of London smog event in 1952 will happened again. How to improve the quality of the air? Should our offspring live in the cigar smoke? There are I want the government to enact a certain policy and make a little change
First of all, we need to know what the haze is and how it constitutes. The atmosphere is made up of a certain proportion of nitrogen, oxygen, carbon dioxide, water vapor and solid impurity particles consisting of a mixture.“In terms of dry clean air, by volume, in standard condition, 78.08% nitrogen, oxygen makes up about 20.94%, argon gas accounted for 0.93%, carbon dioxide for 0.03% and other gas volume is minimal.”(The harm of air pollution of several major factors) Various natural changes tend to cause the change of the atmospheric composition.
In general, this natural variation is local, a short period of time. With the development of modern industry and transportation, continuous discharge amount of material into the atmosphere is becoming more and more species more and more complex, causing dramatic …show more content…

Transportation will absolutely cause the air pollution. Cars, trains, planes, ships are the main means of transport, contemporary them that the exhaust gas produced by burning coal or oil is also important pollutants. “Especially the cars in the city, quantity and concentration, emissions of pollutants can directly affect people 's respiratory organs, on a city 's air pollution is very serious, become one of the main sources of major cities. Automotive exhaust emissions are carbon monoxide, sulfur dioxide, nitrogen oxides and hydrocarbons, etc.”(The harm of air pollution of several major factors) The first three kinds of materials are very dangerous

Open Document