斯里兰卡沿海城市综合地质灾害监测台网建设与研究展望

  • 赵明辉 ,
  • Senanayaka Dasun ,
  • 程锦辉 ,
  • 周勇 ,
  • 曹令敏 ,
  • 赵磊 ,
  • 罗耀 ,
  • 张镇秋 ,
  • 潘刚 ,
  • S.Nilmini Thaldena ,
  • 张佳政 ,
  • 张亚运 ,
  • 徐敏
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  • 1. 中国科学院边缘海与大洋地质重点实验室, 中国科学院南海海洋研究所, 广东 广州 511458

    2. 中国科学院大学, 北京 100049;

    3. 中国科学院中国-斯里兰卡联合科教中心,  中国科学院南海海洋研究所, 广东 广州 511458

    4. 岩石圈演化国家重点实验室, 中国科学院地质与地球物理研究所, 北京 100029

    5. Geological Survey & Mines Bureau, Colombo, Sri Lanka

收稿日期: 2024-11-14

  修回日期: 2024-12-20

  录用日期: 2025-01-17

  网络出版日期: 2025-01-17

基金资助

国家自然科学基金项目(42476059)和中国科学院中国-斯里兰卡联合科教中心联合资助

Construction and research prospect of united geological hazards monitoring network in southern coastal cities of Sri Lanka

  • 赵 明辉
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  • 1. Key Laboratory of Ocean and Marginal Sea Geology, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, 511458;

    2. University of Chinese Academy of Sciences, Beijing 100049, China

    3. China-Sri Lanka Joint Center for Education & Research, Chinese Academy of Sciences, South China Sea Institute of Oceanology, Chinese Academy of Sciences, Guangzhou, 511458, China;

    4. State Key Laboratory of Lithospheric Evolution, Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, 100029, China;

    5. Geological Survey & Mines Bureau, Colombo, 10100, Sri Lanka


Received date: 2024-11-14

  Revised date: 2024-12-20

  Accepted date: 2025-01-17

  Online published: 2025-01-17

Supported by

Natural Science Foundation of China (42476059); China-Sri Lanka Joint Center for Education & Research, Chinese Academy of Sciences

摘要

斯里兰卡是海岛型国家,是印度洋航线关键节点,具有重要战略地位。本文分析了斯里兰卡独特的地质构造背景,其地形起伏剧烈,地质灾害频发,且抵御能力脆弱,历史上发生的地质灾害造成了重大人员伤亡和经济损失。针对地质灾害频发的问题,本文提出在沿海城市构建综合地质灾害监测平台的紧迫性。接着详细介绍了前期地质灾害监测平台三个阶段的布设情况,证明监测平台具有可行性。同时提出了(1)斯里兰卡地块的构造演化机制与(2)沿海城市浅层地质结构的稳定性是迫切需要解决的两个重要科学问题。随后指出,尽快利用采集的最新地震数据,聚焦斯里兰卡沿海地区地质构造与速度结构研究,结合地质灾害的时空变化特征,制订当地的地质结构稳定性评估标准,为区域地质灾害和风险防范提供直接科学证据;另一方面,利用岩石学、地球化学、地球物理、地质定年等多学科交叉手段,建立更为全面的地质构造演化模型。该地质灾害监测平台建设,将服务于“一带一路”战略,提升地质结构基础研究地位,具有深远的科学意义与战略意义。

本文引用格式

赵明辉 , Senanayaka Dasun , 程锦辉 , 周勇 , 曹令敏 , 赵磊 , 罗耀 , 张镇秋 , 潘刚 , S.Nilmini Thaldena , 张佳政 , 张亚运 , 徐敏 . 斯里兰卡沿海城市综合地质灾害监测台网建设与研究展望[J]. 热带海洋学报, 0 : 1 . DOI: 10.11978/YG2024002

Abstract

Sri Lanka is an island nation and a key node in the Indian Ocean shipping routes, with significant strategic importance. This paper analyzes Sri Lanka's unique geological structure, which features steep terrain, frequent geological hazards, and lacks of preventive ability. This paper begins with an analysis of Sri Lanka’s unique geological structure, aiming at the major livelihood and welfare problems caused by frequent geological hazards, we put forward the urgency and feasibility of establishing a comprehensive geological monitoring platform in its coastal cities. We then detail the three stages of deployment of the early geological hazard monitoring platform, demonstrating its feasibility. Additionally, we propose two urgent scientific issues to be addressed: (1) the tectonic evolution mechanism of the Sri Lankan and (2) the stability of the shallow geological structure in coastal cities. We further emphasize the need to use the latest seismic data to focus on geological and velocity structure studies in Sri Lanka's coastal region, establish standards for geological stability assessment, and analyze geological hazard characteristics of temporal and spatial variation, providing scientific evidence for geological hazards prevention. On the other hand, a more comprehensive model of geological structure evolution is established by means of multidisciplinary methods such as petrology, geochemistry, geophysics and geological dating. This research aligns with the Belt and Road Initiative from the perspective of geological hazard prevention, promotes fundamental research on geological structures, and carries profound scientific and strategic significance.
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