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Day noise of shouting of water:This world is short of water very much


provenance:Gz YibaoDate Added:2006-03-04
Several thousand in the last yearses, the mankind treat water as to take the free merchandise that it does not fulfil, causing the global water shortage problem more and more serious to the not reasonable exploitation of the resources of water, being short of water the food safety, mankind biggest problem of the healthy and natural ecosystem system that the industry has become to endanger the world.Manage the research of the academic association according to the international resources of water, in 2025 total population in world of 1/4 or the developing country population of 1/3, near 1,400,000,000 people will be short of water seriously.

To 2025, more than 1,000,000,000 persons of life at dry regions will face the extreme water shortage, will there is no enough resources of water used for irrigation, to maintain the person for 1990 years all the food yield( even raise to irrigate the efficiency to also can not reach) level, also can't satisfy the request of life, industry and environments to resources of water.Face the serious economy water shortage about more than 348,000,000 human faces.The latent resources of water of these regions is good enough to satisfy the reasonable need of water of 2025, but must carry on the large-scale marine hydraulic engineering development, need to be pump capital into for this, may to the environment result in serious damage.

Was row are oscular into the national China and Indians of the absolute water shortage about 1/3 lifes are willing be divide the line for the absolute water shortage of region.China is 381,000,000, India is 280,000,000, total 661,000,000.This total population that make be placed in the absolute water shortage appearance increases to more than 1,000,000,000.Other big country, such as Mexico and Nigeria the water shortage of etc. also has the difference of the region.This make 1,000,000,000 populations of estimate of be partial to in conservative.Press to be short of water the serious degree, the nation that belong to the absolute water shortage is Libya, Saudi Arabia, one by one in order, Kuwait, Oman, Jordan, Yemen, Israel, Afghanistan, Egypt, Tunisia, Iraq, Singapore, Iran, Syria, Pakistan and South Africa.

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