As we all know, the earth is in great danger now, because the environmental pollution is more and more serious.
Earth one hundred years ago, the mountain is green lush, the water is clear, and tens of thousands of birds flying in the sky, is so harmonious.
Now the environmental pollution is more and more serious, the sky turned dark, even tropical rain forest is only a small amount of trees, the large as before.
We can do now, is to protect the environment, "everybody is responsible for protecting the environment can we water and less as far as possible one-time items, more trees, more publicity.
If human beings don't action, and save the planet, we might immigrate to other planets, each of us don't want to leave the earth!Everyone should play a part in saving the earth.
Let us together to protect the environment, save the earth!