As far as I know, now the factory every day discharge of waste gas, waste water, it is seriously polluted the environment, and heavy metals lead, etc., which cause serious damage to human body health, that little waste steam and smoke, like a group of evil came to our home.
A lot of trees in the world has a large number of cut down by people, make the air becomes more and more thin, the trees turned into a house, a variety of furniture. If continue like this, the oxygen will reduce, the human is actually hurt yourself!
So from now on, don't litter, do not spit everywhere, less garbage. Not disorderly felling trees and protect national wildlife, take good care of trees and flowers, to maintain the ecological balance, create a good ecological environment.
Everybody action quickly!
据我所知，现在那些工厂每天排出的废汽、污水，就很严重地污染着环境，还有重金属元素铅等，严重危害人类身体健康，那一团团废汽、烟雾，像一群妖魔似的的.向我们的家园扑过来。
世界上大量的树木已大量被人们砍伐，使空气变得越来越稀薄，一棵棵树变成了一座座房子、一种种家具。如果再这样下去，产生的氧气会减少，人类这样实际上是害自己啊!
所以从现在开始，不要乱丢垃圾，不随地吐痰，减少垃圾量;不乱伐树木，保护国家野生动物，爱护花草树木，维持生态平衡，创造一个美好的生态环境!
大家快快行动起来吧!
书香门第
