彻底治理五大风沙危害区“十二五”以来,随着北京市园林绿化局京津风沙源治理、平原百万亩造林、播草盖沙等重点工程的不断推进,全市沙化土地面积减少了37.2万亩,全市五大风沙危害区已经彻底得到治理,沙化土地全部被绿荫覆盖,风沙渐离北京城。三大工程破风沙北京市的沙化土地主要分布在永定河、潮白河、大沙河、延庆康庄地区和昌平南口地区等 Since the “Five-Year Plan” of the Five Wind-blown Hazard Areas has been thoroughly tackled, with the continuous improvement of major projects such as Beijing-Tianjin Wind-blown Source Management by the Beijing Municipal Bureau of Landscaping, the planting of millions of mu of plain land in the plain, and grass cover and sand cover, the area of ​​desertified land in the city has been reduced 372,000 mu, the city’s five major wind and sand hazard areas have been completely governed, desertified land all covered by shade, sand and wind gradually away from Beijing. Three major projects to break the sand Beijing’s desertified land is mainly distributed in Yongding River, Chaobai River, Dasha River, Yanqing Kangzhuang area and Changping South exit area