ecological disaster
3.Karst rocky desertification hazard is one important geo-ecological disaster existing in the karst area.
4.Camels pass by the rusty shipwrecks in what was once the Aral Sea. The ecological disaster has left a salty terrain.
5.In view of the sustainable development of agriculture, the synthetic countermeasures, such as "broaden sources of income and reduce expenditure, impoundment and compensation", adjusting agricultural structure and developing ecological agriculture, to harness the disaster are given.
6.On the basis of the analysis of historic landslide disaster harm to local society and economy, disaster land status quo and features in Three Gorges area, through investigation of technologic method, structural measures, social and ecological effects of typical Xintan landslide disaster land treatment, the general treatment mode of landslide disaster land treatment in TGP reservoir area is summarized.
7.The nation should summarize experiences, draw lessons and make firm determination to go in for reconstruction and improve water conservancy projects, better the ecological environment, and fundamentally enhance flood-control and disaster-combat capacity.
9.However, the ignorance of nature-forest significant ecological, social function and excessive deforest leads to environment destroy and continual natural disaster, it has been deeply withheld the economy development of the area.
10.Abstract: In light of status quo the forest in China,harms are analyzed of soil erosion,flood disaster, sand storm,drought,zero flow of rivers,and species reduction caused by deforestation for farming.The impact of these harms on the national economy and a series of ecological environment problems which happened in the past several years are analysed.Functions of reducing and cultivation for forestation for the development of the west for river harnessing for the application of synthetic measures,and for getting rid of poverty are studied.
