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现在人们的水意识越来越强,担心21世纪淡水不够人类使用。在中国的北方,水危机已经到了家门口。怎样摆脱水危机的阴影?修大坝?南水北调?培育耐旱作物?节约用水?
Now people are getting more and more aware of water, worried that the 21st century freshwater is not enough for human use. In the north of China, the water crisis has reached its doorstep. How to get rid of the shadow of the water crisis? Repair dam? South North Water Transfer? Cultivation of drought-resistant crops? Water conservation?