Sunday, December 16, 2012

Geography and climate of Xi'an


Location: Xi'an is located in the Weihe River Basin in central Guanzhong Basin, between 107.40 to 109.49 degrees east longitude and latitude 33.42 degrees to 34.45 degrees north of the Weihe River and the Loess Plateau, south of the Qinling Mountains. East to zero River and Ba source mountain community, connecting Huaxian County, Weinan City, Shangzhou Luonan County; West is bounded by the Taebaek mountain and green loess tableland, Taibai County bordering Meixian; South the main ridge to the North Qinling and boundaries of Foping County, Ningshan County, Zhashui; to the north of Weihe River, northeast cross Weihe, Xianyang, Yangling District and Sanyuan, Jingyang, Xingping, martial arts, Fufeng, rich equality County (City) adjacent. The jurisdiction throughout something about 204 km, 116 km wide from north to south. An area of 9983 square kilometers, of which the urban area of 1066 square kilometers.

Landforms: Xi'an, geological structure and cross Qinling fold belt and the two units of the North China platform. Dating back about 130 million years ago during the Yanshan movement across the territory of the northern foot of Qinling broken since since the late Tertiary Period about 300 million years ago, the big fault south of the Qinling geosyncline fold belt the neotectonic movement extremely active Yang Southern mountain north overlooking the violent falling-rising, creating the Qinling Mountains. At the same time, north of the major fault belongs to the North China platform Weihe rift continue settlement, the formation of the aeolian loess cover and the Weihe River alluvial common under the Weihe Plain.

The Geology: Xi'an territory Altitude disparity among the highest in cities across the country. Qinling Mountains, towering shrillest peaks King show and magnanimous stretch, the the Weihe Plain boundaries of the fields are fertile clearly constitute the main body of Xi'an landform. Qinling Mountains main ridge altitude of 2000 m to 2800 m, the southwest end of the Taebaek mountain hilltops 3867 meters above sea level, is the highest mountain in central mainland. The Weihe Plain altitude 400 meters to 700 meters, 345 meters above sea level at the northeast end of the Weihe river bed minimum. Xi'an will be built in Weihe Plain two terraces.



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