Nature

Air pollution is caused by gas which is issued by the industry, motor vehicles and housing. All gas is results of burning fossil (oil, coal)...

Tornado is one of the world's climate changes. There are many others. The number of storms is increasing and there are more huricanes. T...

Rain forerts cover about 10% of the earth, but they contain 90% of the world's animals and plants. Rain forests are found in the hottest...

Whales are mammals, but they live in sea. They breathe air, but they cannot survive on land. Sometypes of whale are very large indeed. Blue ...

Orangutan means 'forest man' a very suitable name for the largest of the tree dwelling apes, a large male can weigh 90 kg. Ora...

The materials wich are supplied by the earth, that is, by nature, are called natural resources. Some natural resources can by used again and...