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我国北方的沙漠化问题正日趋严重,沙漠已经吞掉了中国27%的土地,并每年以2460多平方公里的速度推进。沙尘暴正严重威胁首都及一些大城市的环境并波及周边国家。治理沙漠化成为政府和人民刻不容缓的大事,目前,有关部门已组织很多专家对此问题进行研究,相信不久就会彻底制服沙魔。笔者曾经参加有关学术会议,听到一些权威专家对于治理沙漠化的意见,一种意见认为:“沙漠化是全球性的趋势,是地球运动的自然规律所致,人类冶沙活动至多只能在边缘地区做些修饰而已”;另一种意见则认为:沙漠是人为活动所致,过度开发,破坏了植被的生态平衡,所以招致自然的惩罚。因此提出的治理措施也就是植树种草,恢复
The problem of desertification in northern China is becoming more serious. The desert has swallowed 27% of China’s land and propelled it with more than 2,460 square kilometers per year. Dust storms are a serious threat to the environment in the capital and some big cities and spread to neighboring countries. At present, the relevant departments have organized many experts to study this issue and believe it will soon be completely subdued by the demon. The author once attended relevant academic conferences and heard the opinions of some authoritative experts on desertification control. One opinion holds that: “Desertification is a global trend caused by the natural laws of the Earth’s movement. Human activities can only be marginalized at most ”The other view is that deserts are caused by human activities, over-exploitation and undermining the ecological balance of vegetation, thus causing natural punishment. Therefore, the proposed control measures are planting trees and grass and recovering