防治荒漠化与植被建设岳桦如今，土地荒漠化的阴影已经笼罩全球２／３的国家和地区，占１／４的陆地面积，并以每年５～７万平方公里的速度蔓延，成为国际社会极为关注的环境热点问题之一。我国是世界上受荒漠化危害最严重的国家之一，而我区又是全国的荒漠化土地较多的省... Combating desertification and vegetation construction Yuehua now, the shadow of desertification has shrouded in 2/3 of the world’s countries and regions, accounting for 1/4 of the land area, and the annual spread of 5 to 70,000 square kilometers, has become a great concern of the international community One of the hot spots in the environment. Our country is one of the countries hardest hit by desertification in the world, and our region is one of the more desertified lands in the country.