ISSN 1003-8035 CN 11-2852/P

    湖北省地质灾害调查评价进展与展望

    Progress and prospects of geological hazard investigation and assessment in Hubei Province

    • 摘要: 湖北地质条件复杂,地质灾害多发易发频发,受威胁人口与经济损失居全国前列。地质灾害调查评价是防灾减灾技术支撑的核心基础,为明晰湖北调查工作历史、剖析现状挑战并探索新时代风险防控路径,本文采用文献综述法,结合典型案例与成效评估,聚焦调查模式演变、技术体系创新及成果应用效能开展综合分析。结果显示,湖北省地质灾害调查工作划分为起步期、提升期、发展期和转型期四个时期,已实现从灾后应急向风险管理的范式转变;构建了“省—市—县—重点地域”四级“五性”(易发、危险、易损、风险、防治)区划体系,建立了适用于湖北省的地质灾害隐患综合遥感识别技术体系,制定了系列地方技术要求,调查成果广泛应用于国土空间规划、工程安全及灾害防控全链条,助推2024年全省首次实现地质灾害“零伤亡”。在当前气候变化与工程活动加剧的背景下,面对湖北支点建设对防灾减灾的新需求,从精细化地质灾害调查、高新技术融合应用、调查成果转化应用、地质灾害防治智能化等方面,展望了实现地质灾害风险“早识别、精评估、智防控”的未来发展方向。研究成果可为省级防灾减灾体系优化提供重要理论支撑与实践借鉴。

       

      Abstract: Hubei Province is characterized by complex geological conditions and a high frequency of geological hazards, with both the at-risk population and economic losses among the highest in China. The investigation and assessment of geological hazards constitute the fundamental core of technical support for disaster prevention and mitigation. This study aims to clarify the history of geological hazard surveys in Hubei, analyze current challenges, and explore strategies for risk prevention and control in the new era. A literature review approach was adopted, combined with typical cases and effectiveness evaluations. The study focused on the evolution of survey models, innovations in technical systems, and the effectiveness of results application, conducting a comprehensive analysis. The results indicate that the geological hazard investigation in Hubei Province can be divided into four stages: initial, improvement, development, and transformation stage, reflecting a paradigm shift from post-disaster emergency response to risk management. A four-level (“province–city–county–key area”) and five-attribute (susceptibility, hazard, vulnerability, risk, prevention and control) zoning system was established. A comprehensive remote sensing-based hazard identification system tailored to Hubei Province was developed, along with a series of corresponding local technical standards. Survey results have been widely applied in land spatial planning, engineering safety, and the full disaster prevention and control chain, contributing to the province’s first achievement of “zero casualties” from geological hazards in 2024. Against the backdrop of intensified climate change and increasing engineering activities, and in response to new disaster prevention and mitigation demands, this paper envisions future directions for achieving “early identification, precise assessment, and intelligent prevention and control” of geological hazard risks, focusing on refined geological hazard investigations, integration of advanced technologies, transformation and application of survey outcomes, and intelligent disaster prevention and mitigation. The findings of this study provide important theoretical support and practical reference for the optimization of provincial disaster prevention and mitigation systems.

       

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