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Thirty-five kinds of mineral resources have been discovered in Tianjin, including 5 kinds of energy minerals, 6 kinds of metal minerals, 2/kloc-0 kinds of non-metal minerals and 3 kinds of water gas minerals. At present, the minerals mined in Tianjin are oil, natural gas, geothermal and mineral water.
The nearby sea area is rich in oil and natural gas resources, with proven oil reserves exceeding 654.38+0.9 billion tons and natural gas reserves of 63.8 billion cubic meters. Yantian covers an area of 263 square kilometers, and the annual output of sea salt is 6.5438+0.88 million tons. It is one of the largest sea salt producing areas in China.
The coastline of Tianjin is located in the west of Bohai Sea, starting from Qikou in the south and reaching Jianhekou in the north, with a length of 153 km. There are tidal flat resources, marine biological resources, seawater resources and marine oil and gas resources. The beach area is about 370 square kilometers, which has been developed and utilized. Marine biological resources, mainly plankton, swimming organisms, benthos and intertidal organisms.
Seawater is a famous salt-producing area with high salinity since ancient times, and it has the largest salt field in China. Seawater desalination has great potential to solve the shortage of fresh water. Up to 20 16, 45 oil-bearing structures have been discovered, with considerable reserves. The coastline of Tianjin is about 153km long, and it has Luchang Yantian, the most famous sea salt producing area in China.
Tianjin is a multi-ethnic coastal city. According to the statistics of the seventh national census, among the permanent residents, the Han population is 13422528, accounting for 96.80%; The population of ethnic minorities is 44348 1, accounting for 3.20%. Compared with the sixth national census in 20 10, the population of Han nationality increased by 8 15252, an increase of 6.47%.
By the end of 2022, the total resident population in Tianjin was 6.5438+0.363 million, including 6.5438+0.65438+0.6 million in urban areas and 2.03 million in rural areas. The urbanization rate was 85. 1 1%, an increase of 0.23 percentage points over the end of last year.
Tianjin highway network is a network system with national highways and some municipal trunk lines as the skeleton and radial highways as the main part, and communicates with all kinds of radial highways with outer ring lines. There are four national trunk lines passing through Tianjin: Beijing-Tianjin-Tangshan Expressway, Beijing-Fuzhou first-class special automobile highway, Ladan Expressway and Jintang Branch Line of Ladan Expressway;
Five national highways: Jingha, Jingtang, Jintong, Jinyu Highway and Shanguang Highway. Municipal trunk lines include: Jinwei, Jinbei, Jingu, Jinqi, Kim, Jinjing, Admiralty, Bajin, Jinyong, Jinyang, Jinlai and Jingang.