Environmental Effect And Control Of Major Lakes In Yunnan Tourism

Environment ,being an important factors that affects and controls tourist development of a certain area,is a key component in achieving sustainable tourism development.As the advancement of human society and the increasing prevalence of post-modernism,the concept has been accepted by more and more people that cases about the living surrounding of man and advocates such living style as enjoying laisure time ,entertaining and strengthening body .With this background.tourism becomes an individable part in people's daily life,and beautiful natural and ecological environment is pursued.Plateau lake is one of the most typical tourism resources and tourism destinations among the great number of tourism resorts in Yunnan. Some of them is developed into laisure destinations of mass tourism and some become ecological ones.However, there are environmental problems of varied degrees and negative impact on environment caused by tourism development.With an age to the main lakes being developed inYunnan,the guideline of applied system science theory,the theory of ecology and external theory and a focus on natural and ecological environment of lake areas,the paper qualitatively analysts the existing environmental impact from five aspects that are components of animal and plants cenosis> environmental pollution , erosions loss of natural resources and effects of visional landscapes.lt is then followed by a qualitative analysis of relative data,from which conclusions are drawn that negative impact can be seen through the main components of tourism environment in lake areas,water quality is the sensitive factor effecting environment ,tourism has become one of the key causes that impact lake areas according to the present serious water pollution,and most of the polluted lake area are still at a stage that could be controled and restored to its original look.On the basis of a research on the effecting mechanism and causes that leads to serious environmental impact ,the paper suggests a series of control and planning methods of lake tourism environment,Including tourism protection ways.comprehensive management of lake tourism environmental pollution and tourist behaviors.There are totally six parts in this paper.They are preface,general introduction of main plateau lake of Yunnan,analysis of lake tourism environmental impact,control and adjustment of lake tourism environment,and conclusion.