Make Our Citie Green
With indutrie and buine developing quickly, the number of tree in many big citie ha dramatically reduce. Effort are being made to prevent people from cutting more tree. But a lot of tree are being detroyed by people who have never thought of the importance of green plant.Making citie greener ha many advantage. Firt, it can make our air cleaner. Some reearcher have proved that tree can reduce the amount of carbon dioxide in the atmophere through aborption. Second, it can make our citie more beautiful. With tree and flower everywhere, living condition can be improved.
Finally, it can produce timber----an effective way to olve the problem of limited upply of natural reource.
Making our citie greener require nationwide effort. People in every field hould not only know about the importance of keeping the quality of urban environment, but alo take common action to plant more tree and flower o a to improve our living condition.