2000年(nián )前(qián )后(hòu ),受自然因素与人类活(huó )动(dòng )影响,察汗淖尔湿地(dì )功(gōng )能下(xià )降(jiàng ),风沙危害多发,生物(wù )多(duō )样性受损(sǔn )。2017年以来,湖泊的湖(hú )底全(quán )部裸露(lù )出(chū )来,只在夏(xià )季雨水(shuǐ )频(pín )繁(fán )时,可(kě )以(yǐ )形成小范围水面。如若赶上(shàng )大旱年头,距离北京直线距(jù )离240公(gōng )里的察汗淖尔一“翻(fān )脸”,滚滚(gǔn )沙(shā )尘(chén )则(zé )遮(zhē )天蔽(bì )日过京(jīng )津。
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