People destroy our green forests,they cut down millions of trees.As a result what happens.Mant types of animals,birds and plants lose their homes,and they disappear.Do you know how useful and important the trees are?Yes,of course!They help to produce oxygen and keep yhe ecological balanse in the nature. Factories and plants also pollute the land and the water.And people sometimes throw their rubbish into the rivers,swas and lakes.As a result of it many rivers and lakes become dirty,and some of them become dead. ПЕРЕВЕДИТЕ ПОЖАЛУЙСТА!!!