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海洋监测与预报
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坚守防灾一线 提供精准预报
Core Viewpoint - The article discusses the response and preparedness of the South China Sea Administration in dealing with Typhoon "Maidum," which significantly impacted the coastal regions of Guangdong, Guangxi, and Hainan during the National Day and Mid-Autumn Festival holidays. The administration emphasized the importance of emergency response and collaboration with local departments to ensure public safety and minimize damage from the typhoon [4][6][10]. Group 1: Emergency Response and Preparedness - The South China Sea Administration initiated an emergency response immediately after Typhoon "Maidum" formed, emphasizing the need for strict duty management and readiness among all units [6][9]. - The administration conducted multiple meetings and deployed personnel to ensure effective monitoring and data transmission during the typhoon, highlighting the importance of real-time information [6][8]. - A comprehensive inspection of marine observation stations and equipment was carried out to enhance resilience against the typhoon's impact, utilizing past experiences from previous typhoons [6][9]. Group 2: Information Dissemination and Public Safety - The administration established a multi-channel warning system to ensure timely dissemination of alerts regarding storm surges and high waves, utilizing various media platforms to reach fishermen and coastal management departments [8][10]. - The South China Sea Forecast and Disaster Reduction Center conducted dynamic analyses of the typhoon's path and intensity, providing critical decision-making support for local authorities [8][10]. - Prior to the occurrence of extreme tide levels in Maoming, the center issued an orange warning to facilitate timely evacuations and fortification of defenses [8][10]. Group 3: Post-Disaster Assessment and Future Strategies - Following the typhoon, the South China Sea Administration launched an emergency investigation to assess the damage, employing various methods such as drone photography and real-time measurements [10]. - The administration aims to summarize the experiences gained from this typhoon to enhance future disaster prevention and mitigation capabilities, contributing to the stability of the marine economy and society in the South China Sea [10].
慧眼捕赤潮
Core Insights - The article discusses the challenges and advancements in red tide monitoring and forecasting in the North Sea region, highlighting the establishment of a comprehensive intelligent support system for red tide disaster monitoring and early warning [1][5][10] Group 1: Red Tide Overview - Red tide, also known as "red ghost," is an ecological anomaly caused by the explosive proliferation of certain microalgae, leading to water discoloration and harm to marine life [1] - In 2024, China experienced 66 instances of red tide, with nearly 60% being toxic, covering an area exceeding 11,000 square kilometers [1] Group 2: Technological Advancements - The North Sea Bureau has developed an intelligent red tide recognition network using satellite remote sensing data, significantly improving the efficiency and accuracy of identifying water color anomalies compared to traditional methods [3] - A machine learning-based early warning model for red tide has been created, along with a three-dimensional migration and diffusion prediction model, enhancing the forecasting capabilities for different time scales [5] Group 3: Monitoring and Response Framework - A scientific decision-making model for on-site verification of water color anomalies has been established, facilitating efficient coordination between remote sensing monitoring and on-site responses [7] - The North Sea Bureau has integrated the latest technological achievements into an intelligent prediction and monitoring auxiliary system, supporting a dual-loop management approach for red tide monitoring and emergency response [7] Group 4: Focused Services and Future Directions - The North Sea Bureau is implementing a comprehensive forecasting system that combines satellite remote sensing, real-time sensors, and laboratory analysis to predict chlorophyll concentration and red tide risks in specific coastal areas [9] - Future plans include the integration of artificial intelligence and digital twin technologies to enhance early warning accuracy and establish a multi-dimensional monitoring network [10]