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我国每年的地质灾害能造成多大的经济损失?答案是惊人的:各种地质灾害造成年均经济损失274个亿!其中,水土流失、土地荒漠化、泥石流占据前三位。这三项造成的年均经济损失分别为96亿、45亿和36亿。再看下面的数字:建国50年来,我国至少有400个县的一万多个乡村受到了滑坡、泥石流的严重危害;至少有100余座大型工厂和60余座大型
The annual economic losses caused by geological disasters in our country? The answer is astonishing: all kinds of geological disasters have caused an average annual economic loss of 274 billion! Among them, soil erosion, land desertification and debris flow occupy the top three places. The average annual economic losses caused by these three projects were 9.6 billion, 4.5 billion and 3.6 billion respectively. Look at the following figures: In the 50 years since the founding of our nation, more than 10,000 villages in at least 400 counties in China have been seriously damaged by landslides and mudslides; at least 100 large factories and over 60 large