Pollute people and their machines. Since then, a man imagines that he is a conqueror of nature, he began to pollute the environment.
Smoking pipe plants emit sulfur dioxide, nitrogen oxides, dust, smoke, and other harmful substances. Pesticides and fertilizers used to increase yields, poisoning the water of the rivers. Known poison DDT, widely used in the 60-ies of XX century to destroy pests of agriculture, found even in Antarctica, where no agricultural activity cannot be and speeches. He reached the eternal ice in the air and on the ocean waves.
Plastics, which in the world produce more and more, unfortunately, poorly utilized, and therefore plastic bags and bottles threaten to turn the Earth into a planet of garbage.
Broken glass, old tires, used paper, scrap steel powerful factors of environmental pollution.
But the greatest danger is still not domestic, and industrial waste. Burial in earth or at the bottom of the oceans of radioactive and chemical waste can lead to global environmental pollution.
Every year Earth is becoming less trees and more cars, less forest and more deserts. Mankind, it seems, has not yet realized what a dangerous way it goes. This is the path of self-destruction, because if from the face of the planet will disappear forests, we too will perish.