Haze is an an inevitable stage of industrial development. In London there was an air pollution called “London fog” in 1952 .it killed about 12000 people. And the haze in America was also serious. In 1861,an American has described that haze was the character of the city. Smoke came out from the factory chimneys and covered the surface of the house ,trees and other things .It was everywhere.
But we have experienced the "APEC blue" ,so we should have the faith that blue sky will be realised in case of more joint efforts. Thus the blue sky and happy life will return again . Then how to reveal the effect of haze is the point . Follow the step of western countries ,the most important point is developing relevant laws to bound citizens,factories and other behavior subjects. So the government should take lead responsibility and show the direction .
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丹阳村的雾霾天