What is the state of natural resources in Mianyang?

In 20 14 years, Mianyang's annual precipitation1984.5 billion cubic meters, surface water resources1kloc-0/89.3 billion cubic meters, total annual water resources1kloc-0/88.2 billion cubic meters, and annual per capita water resources of 2/kloc-. The water quality of the 478km major rivers in the city is: 435km in Class II waters, accounting for 9 1% of the assessed river length, and 43km in Class IV waters, accounting for 9% of the assessed river length.

In 20 14, Mianyang's agricultural land 17976 1.4 hectares, including 40 1625.83 hectares of cultivated land, 5226 1.565438 hectares of garden land and woodland 165438 hectares. Construction land 12 1 125.49 hectares, including residential land 103466.29 hectares, traffic land 937 1 hectare and water conservancy facilities land 8287.77 hectares. Unused land 10759. 13 hectares, of which 727610.63 hectares are unused land and 35 197.5 hectares are other land.

In 20 14 years, according to the investigation and statistics, there are 497 known species of lower plants in Mianyang, including bryophytes, ferns, gymnosperms and angiosperms, belonging to 60 families 149 genera, belonging to 9 classes. According to the List of National Key Protected Wild Plants (First Batch) approved by the State Council on August 4th, 1999. Davidia involucrata, Taxus chinensis and other national first-class protected wild plants 12 species. There are 38 species of national second-class key protected wild plants, such as water fern and bracken.

In 20 14 years, according to the investigation and statistics, there are 5 classes and 32 orders of vertebrates 109 families and 79 1 species, and 2 classes and 6 classes and 33 orders and 24 1 families and 257 species of invertebrates. Among them, there are 18 species of wild animals protected at the national level. There are 60 species of national second-class protected wild animals such as red pandas. Mianyang is an important ecological barrier area in the upper reaches of the Yangtze River, a key area for biodiversity protection and one of the main habitats of wild giant pandas. The protection and management of giant pandas and their habitats play an important role in Sichuan. Pingwu county is the county with the largest distribution of giant pandas, accounting for 1/5 of the national wild giant pandas. The key protected wild animals in this province include red fox, leopard cat, crested deer, flying squirrel, cormorant, China egret and China wood frog.

Up to 20 14, Mianyang has discovered 56 kinds of minerals, including iron ore, manganese ore, lead-zinc ore, tungsten ore, gold ore, silver ore, phosphate ore, sulfur ore, crystal, calcite, limestone, dolomite, bentonite, timely sandstone for glass, natural gas, etc. There are more than 400 mineral deposits, including 73 ferrous metals and 25 non-ferrous metals. There are 26 kinds of minerals with proven reserves and 74 industrial deposits. At the end of the year, the city developed and utilized 32 kinds of minerals.

Mianyang's mineral reserves occupy an important position in Sichuan Province: manganese ore in Pingwu County, bentonite in Santai County and Yanting County, and shale reserves used for molding sand and cement batching in jiangyou city all rank first in the province; Jiangyou city ranks third in the city in terms of glass sandstone, metallurgical dolomite and natural gas. Judging from the distribution of counties and cities, the mineral resources in Pingwu County are mainly metal minerals, mainly gold, iron, manganese and lead-zinc mines. Other counties and cities are dominated by nonmetallic minerals, such as limestone and pyrite in jiangyou city, limestone and phosphate rock in Anxian, limestone and silica in Beichuan Qiang Autonomous County, bentonite in Santai County and Yanting County, shale and sandstone for brick and tile in Fucheng and Youxian County. Except Pingwu County, Beichuan Qiang Autonomous County and Anxian County, Mianyang City has a wide distribution of natural gas.