防沙治沙──中国大地上又一次“绿色革命”王韩民我国是受沙漠化严重影响和危害的国家之一。据统计，目前全国沙漠和沙漠化土地约１５３．３万平方公里，占国土总面积的１５．９％，全国每年因风沙危害造成的直接经济损失高达４５亿元。黄河流域曾是中华民族的摇篮，黄河... Desertification Prevention - Another “Green Revolution” on the Chinese Land Wang Hanmin China is one of the countries severely affected and endangered by desertification. According to statistics, at present, the total area of ​​desertification and desertification in the country is about 1,533,000 square kilometers, accounting for 15.9% of the total territory. The direct economic loss caused by the wind and sand damage in the country amounts to as much as 4.5 billion yuan each year. The Yellow River Basin was the cradle of the Chinese nation, the Yellow River ...