地球环境问题论文摘要英文版高中

全世界的环境问题变得越来越严重。例如汽车污染的空气影响了人们的呼吸，工厂释放污染的气体，山上的树木被砍伐，污水不断被排人河里。另外，无论我们走到哪里，到处可见随意丢弃的垃圾。事实上，污染正威胁我们的生存。The

who is a natural son, and not only to natural persons as the conqueror, as we all know, there is only one earth and the mountains on Earth, the animals. Plant human cells,

Causes the city's appearance to be neater. For Earth's tomorrow, we must start from the now diligently, will want the well local constable to protect the environment. To this us proposes as follows suggests:

Shortage of water resources, water resources total ranks sixth in the world, per capita consumption of only 2500m3, about the world per capita water 1/4, ranked 110 in the world, the United Nations has