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Tibet Travel Introduction
Elevation extremes
Tibet, averaging more than 4,000 meters above sea level, forms the main part of the Qinghai-Tibet Plateau and is well known as the “roof of the world.†The Himalayas, ranging from east to west on the southern edge of the Tibet Plateau, run for 2,400 kilometers with an elevation of more than 6,000 meters. Mount Qomolangma is the world’s highest peak with an elevation of 8848.13 meters. The Yarlungzangbo Gorge, at a depth of 5,382 meters, is the world’s deepest gorge.
Natural resources: Minerals
There are more than 90 known mineral types in Tibet, reserves of 26 of which have been proved while 11 of them rank among the top five in the quantity of reserves in China. The minerals include chromite, lithium, copper, gypsum, boron, magnesite, barite, arsenic, mica, peat, kaolin, salt, natural soda, mirabilite, sulphur, phosphorus, potassium, diatomaceous earth, iceland spar, corundum, rock quartz and agate.
Energy
Tibet is rich in water, geothermal, solar and wind energy. It produces approximately 200 million kilowatts of natural hydro-energy annually, about 30 percent of the nation’s total. It has 354.8 billion cubic meters of surface water resources, 13.5 percent of the nation’s total; and 330 billion cubic meters of glacial water resources. Tibet has about 56. 59 million kilowatts exploitable hydro-energy resources, 15 percent of the nation’s total. Tibet also leads China in geothermal energy. The Yangbajain geothermal field in Damxung County, Lhasa, is China’s largest high temperature steam geothermal field, and also one of the largest geothermal fields in the world.
Plants
Tibet is like a giant plant kingdom, with more than 5,000 species of high-grade plants. It is also one of China’s largest forest areas, preserving intact primeval forests. Almost all the main plant species from the tropical to the frigid zones of the northern hemisphere are found here. Forestry reserves exceed 2.08 billion cubic meters and the forest coverage rate is 9.84 percent. Common species include Himalayan pine, alpine larch, Pinus Yunnanensis, Pinus armandis, Himalayan spruce, Himalayan fir, hard-stemmed long bract fir, hemlock, Monterey Larix potaniniis, Tibetan larch, Tibetan cypress and Chinese juniper. There are about 926,000 hectares of pine forest in Tibet. Two species, Tibetan longleaf pine and Tibetan lacebark pine, are included in the listing of tree species under state protection. There are more than 1,000 wild plants used for medicine, 400 of which are medicinal herbs most often used. Particularly well known medicine plants include Chinese caterpillar fungus, Fritillaria Thunbergii, Rhizoma Picrorhizae, rhubarb, Rhizoma Gastrodiae, pseudo-ginseng, Codonopsis Pilosula,