The Infl uence of Climate Change on the Function of the Qinghai-Tibet Plateau as an Ecoenvironmental Security Shelter

摘要

The Qinghai-Tibet Plateau(Tibetan Plateau)serves as an important shelter to safeguard China's environment and ecological system.Its vast area and lofty altitude have a strong bearing on the atmospheric circulation and climate pattern over the plateau and its surrounding regions.With numerous glaciers,large area of permafrost,a variety of lakes and a dozen of large rivers,it plays an important role in water source supply