many people who live in my hometown get sick . the climate has changed a lot recently . the sunshine become so unavailable and the sky is no longer clear . it's time for us to protect our environment . firstly , the government should make some laws and regulations to prevent people and factories from polluting the air . on the other hand , people should enhance their awareness of protecting their home----the earth so that every member of society could live much healthier in the future . (大小写自己改一下吧)
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