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The South-to-North Water Diversion Project is a grand cross-basin project aimed at alleviating the water crisis in the north and realizing the economic development of the north and the south. The middle route of the South-to-North Water Diversion Project takes the domestic and industrial water supply of more than 100 cities along the route as the main water supply object, taking into account the agricultural and other water uses, and the economic and social benefits are huge after completion, which are mainly reflected in: First, it will greatly improve the ecological and environmental conditions of the northern region, especially the water resources conditions, increase the carrying capacity of water resources, improve the efficiency of resource allocation, and promote the strategic adjustment of the economic structure; It is of great strategic significance for expanding domestic demand, maintaining the rapid growth of the national economy, and realizing the structural upgrading and sustainable development of the economic and social environment on a national scale.
Second, by improving the conditions of water resources, we should promote the formation of realistic economic growth by the potential productive forces, and through the establishment of a new operating mechanism for the South-to-North Water Diversion Project, we should encourage the water-receiving areas to intensify their efforts to save water and control pollution, and gradually improve the ecological environment in the Huang-Huai-Hai region, so that the northern region of China will gradually become a water-saving and anti-pollution society with a reasonable allocation of water resources and a good water environment, so as to achieve sustainable development. Third, it can effectively solve the water quality problems caused by natural causes of groundwater in some areas in the north, such as high fluoride water, brackish water and other water sources containing harmful substances that are not good for the human body, and improve the quality of local drinking water. Fourth, it is conducive to alleviating the constraints of water shortage on the urbanization development of the northern region and promoting the local urbanization process.
The cross-basin water diversion project is a great feat of human beings using modern science and technology to transform nature, change the living environment of human beings, protect the ecological balance and promote economic development. The construction of the South-to-North Water Diversion Project will bring tremendous improvements to the economic, ecological and social environment of North China, and will promote the sustained economic and social development and stability of the whole country.
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Some water is an important thing, which plays an important role in the development of industry and agriculture, and can effectively alleviate the situation of water shortage in cities related to backup.
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Realize the rational allocation of water resources in China.
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There is more water in the south and less water in the north, which means that water resources can be used in places with less rain in order to allocate water resources reasonably.
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The South-to-North Water Diversion Project is the destruction of nature. Henan is drought, and many wells have bottomed out. The water is all gone.
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Opponents mainly believe that the south-to-north water diversion project is costly, involves a large number of migration problems, is too small to bring economic benefits into play, and that the amount of water diverted is too small, and that the water diversion may make the Yangtze River insufficient during the dry season, affecting the navigation of the Yangtze River, deepening the salty tide at the mouth of the Yangtze River, and more likely to trigger a natural environmental and ecological crisis in the Yangtze River basin.
2. After the implementation of the South-to-North Water Diversion Project, there has been a great deal of controversy over the original flood storage and power generation functions of the Three Gorges Water Conservancy Project on the Yangtze River. The simultaneous operation of the Three Gorges Project and the South-to-North Water Transfer Project is likely to have incalculable impacts on the middle and lower reaches of the Yangtze River (including ecology and navigation), especially during the dry and dry seasons.
3. Due to the severe drought in southwest China in early 2010, Liu Shukun, chief engineer of the Institute of Hydraulics and chief engineer of the Disaster and Environment Research Center of the China Academy of Water Resources and Hydropower Research, questioned the South-to-North Water Diversion Project. He believes that the current drought in southwest China, which is rare in a century, should be revised, and the frequency and possibility of drought should be re-evaluated.
Fourth, nearly 330,000 people in Henan Province have been relocated to the middle route of the South-to-North Water Diversion Project, which has brought turbulence to the lives of migrants. Some migrants have not received enough compensation to buy a small plot of arable land after buying the housing provided by **.
5. The cost of the South-to-North Water Diversion Project is already higher than the existing cost of seawater desalination, with the lowest cost of desalination currently about 3 yuan, the current cost of the South-to-North Water Diversion Project of about 10 yuan, and other reports that it has reached 18 yuan.
6. In the first half of 2011, Hunan, Hubei, and Jiangxi, the three provinces in the lower reaches of the Three Gorges, suffered an unprecedented drought, and more than 1,300 reservoirs in Hubei Province alone were below the dead water level. The water levels of Poyang Lake, Dongting Lake, and Hongze Lake are seriously low, and China's largest freshwater lake has only one-tenth of its water area left.
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The investment is large, the cost is high, and the amount of water is small. Crops in North China can be grown for two crops, for population and industry.
The amount of water is specialized and so much, if the Huai River is north to the genus.
Shanhaiguan calculates that there are no problems with three more Yellow Rivers, and 200 billion cubic meters of water is easily accepted. Not to mention one or two hundred billion, one thousand is fine, and if it is not five or six hundred, it can be said that it is a drop in the bucket if it is less than 10 billion. It's not that there is no water in the south, but that the cost of water diversion is too large, and the current project cost is not so satisfactory, and it only depends on whether the technology can achieve the desired effect after the technology is developed.
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The South-to-North Water Diversion Project is a basic project to optimize the allocation of water resources and promote coordinated regional development.
The South-to-North Water Diversion Project is a basic project to optimize the allocation of water resources and promote coordinated regional development, and is a strategic project with the largest investment and the widest coverage since the founding of the People's Republic of China.
After the implementation of the eastern route project, it can basically solve the problem of water shortage in Tianjin, Hebei Heilonggang Yundong area, Shandong Lubei, southwest Shandong and Jiaodong some cities, and have the conditions for supplying water to Beijing.
The South-to-North Water Diversion Project is a strategic measure to achieve the optimal allocation of water resources in China. Limited by geographical location, water resources in the transfer area and other conditions, the three water diversion lines in the west, central and east have their own reasonable water supply ranges, which cannot be substituted for each other, and can be adapted to the needs of economic development in each region; Conditions such as the preliminary work situation and the financial situation of the state are implemented step by step.
Social Significance of the South-to-North Water Diversion Project:
1. Solve the water shortage in the north;
2. Increase the carrying capacity of water resources and improve the efficiency of resource allocation;
3. Make northern China gradually become a water-saving and anti-pollution society with reasonable water resources allocation and good water environment;
4. It is conducive to alleviating the constraints of water shortage on the urbanization development of the northern region and promoting the local urbanization process;
5. It ensures the water source for the year-round navigation of the Jining-Xuzhou section of the Beijing-Hangzhou Canal, so that the two commercial grain bases of Luxi and Northern Jiangsu have been consolidated and developed.
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The South-to-North Water Diversion Project starts from the Jiangdu Water Conservancy Project in Yangzhou, Jiangsu Province, and ends in the eastern part of the Huang-Huai-Hai Plain, the Jiaodong region and the Beijing-Tianjin-Hebei region. The South-to-North Water Diversion Project is a strategic project in China, which was conceived in 1952 and has a total length of 4,350 kilometers of eastern, central and western trunk lines.
After analyzing and comparing more than 50 options, the water transfer programme has yielded a large number of valuable results. The planning area of the South-to-North Water Diversion Project involves a population of 100 million people, and the scale of water diversion is 44.8 billion cubic meters. The total length of the eastern, central and western trunk lines planned by the project is 4,350 kilometers.
The total length of the first phase of the east and middle lines is 2,899 kilometers, and the first-level supporting branch canals of six provinces and cities along the line are about 2,700 kilometers.
In September 2012, the relocation of migrants from the Danjiangkou reservoir area of the middle route of the South-to-North Water Diversion Project was fully completed. The South-to-North Water Diversion Project mainly solves the problem of water shortage in northern China, especially in the Huang-Huai-Hai Basin, with a population of 100 million people in the planning area. There are three water diversion routes, the eastern, central and western routes, which are connected with the four major rivers of the Yangtze River, the Yellow River, the Huai River and the Haihe River through the three water diversion routes, forming an overall layout with four horizontal and three vertical as the main body, so as to facilitate the realization of the rational allocation pattern of China's water resources from north to south and east to west.
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