Analysis and suggestions on land subsidence control in Dezhou of Shandong Province |
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Authors: | WANG Mingzhu WAN Junwei |
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Institution: | No.2 Hydrogeology and Engineering Geological Brigade, Shandong Exploration Bureau of Geology and Mineral Resources (Lubei Geo-engineering Exploration Institute), Dezhou 253015, China |
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Abstract: | The land subsidence in Dezhou of Shandong Province has a long history with the characteristics of large amount, wide distribution and ongoing development. The prevention and control situation of land subsidence is becoming urgent. In order to analyze the possibility of realizing the goal in Subsidence Control Program in Dezhou, Shandong Province (from 2018 to 2025) on schedule, based on the current situation of land subsidence in Dezhou and the existing prevention and control means, the authors analyzed the subsidence control target feasibility through the quantitative calculation of regional subsidence rate formulas and the prediction of central subsidence rate. The analysis results show that under the strictest water resource management system, the subsidence control goal could be realized. At present, there are some problems in the prevention and control of land subsidence, for example, the monitoring means and frequency of land subsidence need to be improved, the prevention and control funds is lack of guarantee, and the subsidence mechanism research and govemance is still not enough. Then from the aspects of governance and technology, the authors put forward some suggestions, including improving the monitoring network, controlling the exploitation of groundwater, and expanding the propaganda of land subsidence knowledge. The study can provide some reference for the effective prevention and control of land subsidence in Dezhou. |
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Keywords: | Dezhou land subsidence subsidence control target prevention and control means suggestions on land subsidence control |
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