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北京連續12年乾旱 南水北調難救水荒
據統計,中國北京連續12年乾旱,用水大都來自抽取地下水,導致地下水水位嚴重下降。專家表示,過度開發和氣候乾旱,使華北地區出現21個漏斗地形,南水北調不能完全解決水資源匱乏的問題,必需節約用水。 據北京市水務局統計,自1999年以來,北...
Video Length: 0
Date Found: January 06, 2011
Date Produced: January 06, 2011
View Count: 4
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