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The Chinese water problem exit is where(A)

provenance:Gz Yibao

Date Added:2006-03-05

The fresh water is mankind foundation of existence, is a great universe to give the mankind most can precious resources.At the same time the water is the check and supervision factor of the disaster and environment again, the people are in exist of long river again at make the conflict with water.So say" water is life spring, is a prosperous letter to make and is a tour of main factor, is a son".The present condition of the problem of water, will is a little bit hot problem of several 10-year worlds with counterplan in the future from now on, is also the most urgent mission of China.
A, the present condition of problem of water raises an alarm completely.
The main reflection of the problem of water of China is in four aspects:Be short of water seriously namely, the disaster of, pollution the severity and groundwater is super to adopt.Here we mainly talk the problem of water from the exploitation of the resources.If say" water shortage" of etc. toward 70's initial stage Tienjin, Xiamen city;The etc. city of the 80's Shandong smoke set,shop stops production to lose several 1,000,000,000 dollars facts because of the water shortage, thinking only at that time is an individual phenomenon.But enter the 90's, the open of our country city Shenzhen raises an alarm with the water;There are 610 inside etc.s in whole country above city, but water shortage amount to more than 400s;Ground north China of the life vein river- yellow river, since 1992 every year breaks to flow from 70 days, aggrandizement to 140 days, the river that break to flow is long from 100 kilometers of increase to 500-600 kilometers;Under the condition of north China the groundwater of the plain is already super to adopt several hundred 100000000 sign the rice, the trend that the groundwater water level descend have not yet got the control.The etc. the ground in big city City in Xian, Tienjin sinks to decline already safety of affect the house;The state gulf of Shandong is super to adopt because of the groundwater, sea water annually with several speed of ten meters at go in to immerse;The river pollution of Huaihe and subsidiary current enlarges year by year, cause cross-straits drinking in Huaihe difficulty, the waterworks is compelled to stop the water;Black river of the inland river of a big northwest, because upper stream excessively result in with the water the Allah of the downstream Inner Mongolia well the natural shuttle wood's area inside 30,000 square kilometers of oasis areas of region from 17,000,000 the acres reduce to 3,000,000 woods,60% water well supplies water the shortage, Hu YANG2 LIN2 of the river shore annually with 2600 hectares of speed at down sharply, appear for 1993-1995 years continuous three years are shock Chinese and Foreign especially big sandstorm;

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