Earth is Sick
Have you ever seen the earth from outer space? Can you imagine how beautiful our earth is? However, the beauty of the earth is not forever because if people do not care about the environment of the earth, not only the future of the planet will be destroyed but also the future of humans. In the old time, people were not concerned about the effects of pollution because they did not think that tiny pollution could affect our huge earth; instead they created lots of pollution. ... Water is very important to lives because all the living things on earth need water to survive. ... This has affected the natural balance of the earth; the disappearance of more and more forests makes the temperature grow higher; the reduced food of the animals makes some animals extinct. ... Most important is people have already known why they should care about the earth, and this concept has been taught to the children by their schools. Therefore, the future of the earth will become brilliant.