There are nearly east-west banded hills in the south of Wuhan, surrounded by dense dendritic gullies, and nearly 100 lakes spread all over the country, forming a complex terrain with developed water system and mixed mountains and rivers. The highest altitude is about 150m and the lowest land altitude is about 18m.
Extended data:
Wuhan is located in the middle and lower reaches of the Yangtze River plain, in the east of Jianghan Plain, between north latitude11'-11505', and north latitude 29 58'-3122'.
As of 20 17, the whole area of Wuhan is 8494.38+0 square kilometers? , accounting for 4.6% of the area of Hubei Province; The circumference of the city is 977.28km 13, the total area of municipal districts is 2 100 km2, and the built-up area is 950km2.
climate
Wuhan belongs to subtropical monsoon humid climate zone, with abundant rainfall and sunshine, four distinct seasons, high temperature in summer, concentrated precipitation and slightly cool and humid in winter.
In a year, the average temperature in June is 5,438+10, which is 3.0℃. The highest average temperature in July is 29.3℃, and summer is 135 days. There are about 60 days in spring and autumn. The rainy season in early summer is relatively concentrated, with annual precipitation1205 mm. The active accumulated temperature in Wuhan is between 5000℃ and 5300℃, and the frost-free period of the whole year reaches 240 days.
natural resource
water resource
The water area of Wuhan accounts for nearly 1/4 of the city's total area, with a total water area of 22 17.6 square kilometers and a coverage rate of 26. 10%. The surface water per capita is 1 14000 square meters, and there are 65438 rivers with a water surface area of 47 1. The total water area of Wuhan is 2205.06 square kilometers, accounting for 25.79% of the city's total area, ranking first among the big cities in China. ?
Wetland resources
Wuhan's wetland resources rank among the top three inland cities in the world. By 20 10, the wetland area in Wuhan is 3,358.35 square kilometers, accounting for 39.54% of the city's land area, including natural wetland 156 1.86 square kilometers and constructed wetland 1796.49 square kilometers. ?
Biological resources
As of 20 15, Wuhan has animal resources such as livestock, aquatic products, medicine, fur and feathers, natural enemies of pests and national protected animals. There are more than 70 kinds of livestock and poultry such as pigs, cows and chickens 10. The fish resources are 1 1 22 families and 88 species, and the main economic fish are more than 20 species such as grass carp, black carp and silver carp. Waterbirds, including geese, storks and owls, belong to 54 species of 8 orders 14 families. Stork is a rare waterfowl protected by the state. Special economic aquatic organisms include baiji, finless porpoise and soft-shelled turtle.
Baiji dolphin is a national first-class protected animal, and finless porpoise is a national second-class protected animal. Among the wild animal resources, fur animals are few, mainly medicinal animals, agricultural and forestry pests and so on. There are more than 240 varieties of food crops in Wuhan; 50 cash crops; Fish resources, 1 1 order,1/family, 88 species, aquatic animals, 45 species, 8 orders, 14 family.
mineral resources
By the end of 20 15, 38 kinds of minerals have been discovered in Wuhan, including 24 kinds of proven reserves (excluding groundwater), accounting for 30.38% of the province's proven reserves. Accumulated proven reserves are 9,665,438+256,500 tons, and retained mineral reserves are 798,297,500 tons.
Among the nonmetallic mineral resources, the reserves of bentonite, metallurgical dolomite and glass timely sandstone rank first in the province, and the reserves of gypsum rank third in the province. There are 384 mineral deposits with proven reserves in the city, including 4 large mineral deposits, 4 medium mineral deposits 10, 43 small mineral deposits and 327 ore occurrences.
References:
People's Network-What are the difficulties in Wuhan's drainage?