RESEARCHING LANDSCAPE-ROCKFALL DISASTER IN THE SCENIC SPOT OF MOUNTAIN REGION

We can generally see pretty rockfall at the scenic spot of mountain region of our country. In this text,the author define it as the landscape of Perilous Rock,which having the value of the visual,infectious,unique,magic value of tourism and aesthetic appreciation. These special rockfall is the Geological heritage obviously,as it is scarce,precious,fragility and non-renewable. At present,the overall level of theoretical studies of rockfall is non-high,landscape of Perilous Rock stilling in its infancy. However,in tourism developing and protecting the geological heritage of scenic spot of mountain region,we have met a lot problem of landscape-rockfall,so it is more prominent that studying landscape-rockfall is more and more urgent and important. Depth studying unstable rock landscape features makes the wonderful and elegant grand rockfall to play tour value and lessen its danger,this according with the strategy of sustainable development of every scenic spot and producing the enormous social effect in the future. Under these backgrounds,this text has set up the research frame of landscape-rockfall and gives some difficult problem to be solved urgently at present. The content of researching landscape-rockfall includes its survey,formation mechanism,risk assessment and prevention countermeasure. Meanwhile,this text put forward five principles to landscape-rockfall disaster prevention,nondestructibility,approximability,reversibility,no interference and compatibility.