May. 02, 2009
Resources survey
Earth has lots of resources including water resources, mineral resources, atmospheric resources, biological resources and so on.Because of waste and excessive consumption,earth's resources is less and less.
It seem that water resources is inexhaustible,but in fact it left little.Human beings Often waste water and Sewage wastewater misplacing arbitrary ,causing water pollution.
On earth there are many resources which seems very sufficient.But human indiscriminate deforestation Ken,resulting in the destruction of vegetation,e.g.Chinese Yangtze River and Yellow River Basin ,human so destroy vegetation that cause soil erosion ;Northwest Territories as a result of desertification caused by overgrazing and desertification.Moreover There are a lot of animals have become extinct, there is a greater danger of extinction,for instance panda、 Pantholops hodgsoni、Threskiornis aethiopicus and so on.
Mineral resources on the earth are less and less.If human can not development and use it unreasonable,hundreds of years our generations will not have the resources available .So we must carry out strategy about Sustainable Development,control population growth ,conserve resources and protect our environment.
At present, Our atmosphere has been seriously polluted ,therefore, we have to multi-value forest trees and protect our atmosphere.
The Earth is the mother of mankind .Let us protect the environment and save resources,to make our mother is beautiful and yong forever.
