我们伟大的祖国幅员辽阔,东西南北中,青白红黑黄,有荒漠,有草地,有平川,有高原,有丘陵、湿地,还有沟壑及河谷,干旱区、江河源区、河套灌区、覆沙黄土区、岩溶山区、中低山区、坡耕地区、江河海岸区等,这些不同的区域无不包含在生态环境建设的范畴里。历史和现实曾严肃地告诉过我们,在我国必须要加紧实施生态环境建设:即改善人们的生存条件、根治长江,黄河等江河的水患,改变传统的 Our great motherland has a vast territory. It is in the east, west, south and north, with green, red, black and yellow, desert, meadows, plains, plateaus, hills, wetlands, ravines and river valleys, arid areas, rivers and rivers, Hetao irrigation areas, Sand and loess areas, karst mountain areas, middle and low mountain areas, slope farm areas, rivers and coastal areas, etc. These different regions are all included in the scope of ecological environment construction. History and reality have told us seriously that we must step up the implementation of ecological environment construction in our country: that is, to improve people’s living conditions, eradicate the flooding of the Yangtze River, the Yellow River and other rivers, and change the traditional