治理雾霾污染的英语作文

With the broadcast of smog,this long-standing environmental problems,bee the hot discussion once again.According to some reports,the frequent appearances of smog obscure the clarity of the sky recently.Some people drove sloponents that make up haze may have negative effect on people's health, especially for children and the old.

So it's necessary to find out the reason pletely and we will get clear and blue sky.