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所属栏目：绿色空间
所属频道：CCTV-10科教
年份：2010
展开全部
简介：内蒙古阿拉善沙漠面积8万平方公里，是排名中国第二、世界第四的沙漠。随着气候和自然环境的变化，阿拉善等地的荒漠化进程不断加剧，沙尘暴开始变得频繁起来，从阿拉善兴起的沙尘暴甚至直扑北京。据2000年春气象部门的统计，北京市发生的九次沙尘暴有八次起源于阿拉善。2004年6月5日，由百位企业家发起的阿拉善SEE生态协会成立，最初动因就是要在阿拉善从事防治荒漠化工作，缓解阿拉善沙尘暴对首都北京的压力。收起
沙漠的呼唤（上）
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