Data expansion:
Hubei province is in the transition zone from the second level to the third level of China's topography. The topography of Hubei Province is an incomplete basin with high sides, low middle, opening to the south and a gap to the north. There are many types of landforms, including mountains, hills, hills and plains. Mountains, hills, hills and plains account for 56%, 24% and 20% of the total area of Hubei Province respectively.
The terrain is very different. Shennongding, the highest peak in Shennongjia, is called the "Roof of Central China" in the west, with an altitude of 3 105 meters. Near Tanjiayuan, Jianli County, the eastern plain, the ground elevation is zero.
Hubei Province is surrounded by Wuling Mountain, Wushan Mountain, Daba Mountain, Wudang Mountain, Tongbai Mountain, Dabie Mountain and Mufu Mountain in the west, north and east. The foothills are widely distributed, and Jianghan Plain is in the south-central part, which is connected with Dongting Lake Plain in Hunan.
Flat terrain and fertile soil. Except for the hills on the edge of the plain, most of them are below 35 meters above sea level and slightly inclined from northwest to southeast. In Hubei Province, there are 4,228 rivers at all levels, with a total length of 59,200 kilometers, except the main streams of the Yangtze River and the Han River, including 4 rivers1with a total length of 100 kilometers.
The Yangtze River flows through 26 counties and cities in the province from west to east, starting from Bayuxi estuary in Badong County in the west and reaching Binjiang Village in Huangmei County in the east, with a flow of 104 1 km. The tributaries of the Yangtze River in China are Hanshui, Qushui, Zhangshui, Qingjiang, Dongjinghe, Lushui, Suishui, Zuoju, Bashui, Xishui and Fushui.
Among them, Hanshui River, the largest tributary of the middle reaches of the Yangtze River, flows from northwest to southeast in Hubei Province, passes through 13 counties and cities, enters Yunxi County of Hubei Province from Jiangjun River in Baihe County, Shaanxi Province, and joins the Yangtze River in Wuhan, with a flow of 858 kilometers.
According to the principle and system of vegetation classification in China, natural vegetation in Hubei Province can be divided into four types: coniferous forest, broad-leaved forest, shrub and aquatic vegetation. 12 vegetation types: cold temperate coniferous forest, warm coniferous forest, warm coniferous forest, mixed coniferous and broad-leaved forest,
Deciduous forest, evergreen deciduous broad-leaved mixed forest, evergreen broad-leaved forest, bamboo forest, evergreen coniferous shrub, evergreen leatherleaf shrub, evergreen deciduous broad-leaved shrub and aquatic vegetation. There are 30 formations, 124 formations.