通过历史资料揭示我国北方沙漠化地区 ,在历史上曾是“风景宜人、水草丰美”的牧场 ,或繁荣的商贸通道———古代的“丝绸之路” ,或“林桑翳野” ,繁荣富庶之地。沙漠化的产生 ,除了气候因素之外 ,主要是由于人为不合理活动 ,破坏地面植被 ,或水资源不合理利用而造成的 Through historical data, we can see that desertification areas in the north of our country have historically been pastures with “beautiful scenery and abundant water plants”, or prosperous commercial routes --- the ancient “Silk Road” or “Linsang wild fields,” prosperity and affluence place. Desertification, except for climatic factors, is mainly caused by human unreasonable activities, the destruction of ground vegetation, or the irrational use of water resources