Core Viewpoint - The Guangxi Zhuang Autonomous Region has completed the digital mapping of underground karst rivers, providing a comprehensive database for future protection, utilization, and pollution prevention efforts [1] Group 1: Digital Mapping and Database - The natural resources department of Guangxi initiated a water resource basic survey this year, focusing on the digitalization of historical data related to underground rivers [1] - A database has been established, including 453 main underground rivers with lengths greater than 2 kilometers and 317 karst springs, totaling over 10,000 kilometers of underground river channels [1] - The creation of the "Distribution Map of Guangxi Underground Rivers and Karst Springs" integrates the region's underground river resources into a unified natural resource map [1]

Core Insights - The Hainan Provincial Marine Monitoring and Forecasting Center has completed a field survey for the ecological trend monitoring of Hainan Island's coastal areas by 2025, in collaboration with Zhejiang University Hainan Research Institute [4] - The survey aims to accurately grasp the basic conditions and interannual variation trends of the marine ecology in Hainan Province, providing a solid data foundation for marine ecological safety early warning [4] Group 1 - The coastal ecological trend monitoring is a crucial component of marine ecological early warning monitoring, offering reliable data support for marine ecological safety in Hainan Province [4] - The monitoring survey covers a wide range of areas, including important estuaries, bays, coral reefs, and high-risk ecological disaster zones, focusing on regions with high biodiversity or productivity [4] - A total of 24 indicators were monitored during the survey, including hydrometeorological conditions, water quality, and biological communities, accumulating valuable data on the ecological baseline conditions of Hainan's coastal waters [4] Group 2 - This monitoring is the third shared voyage between the Hainan Provincial Marine Monitoring and Forecasting Center and Zhejiang University Hainan Research Institute, leveraging each party's strengths [4] - The investigation focuses on key areas of concern such as marine basic environment, characteristics of marine plankton and benthic organisms, ocean acidification, and marine microplastics [4] - The collaboration has accumulated experience in enhancing inter-agency monitoring coordination and sharing [4]

Core Viewpoint - The article emphasizes the importance of sustainable utilization of marine resources, continuous environmental improvement, and ecological stability for the livelihoods of coastal communities and the long-term development of regional economies [1]. Group 1: Coastal Ecological Defense - The Geological Technology Department of Shandong Coalfield Geological Planning and Surveying Institute focuses on building an "ecological defense line" beneath the surface to support marine ecological safety and high-quality development in Shandong Province [1][2]. - The monitoring team has conducted extensive field sampling, collecting over 600 soil samples and 600 groundwater samples, covering more than 1,200 kilometers of coastline over four years [3]. - The team employs various technologies, including geophysical detection and geochemical analysis, to assess the current status and trends of seawater intrusion and salinization, providing essential data for ecological safety [3]. Group 2: Digital Protection Network - The team has developed a scientific archive for the "Phoenix Beach" in Yantai, utilizing drone technology to capture high-resolution images and create a three-dimensional model for coastal protection [7]. - The integration of drone imagery with on-site survey data has enabled precise analysis and guidance for coastal protection projects, achieving a balance between ecological preservation and economic development [7][8]. Group 3: Wetland Carbon Sink Research - The team is actively engaged in ecological protection research in the Yellow River basin, focusing on the carbon sink potential of coastal wetlands [10]. - Research projects have been initiated to study the impact of water, sediment, and climate change on the carbon sink capabilities of the Yellow River Delta wetlands, providing quantitative data for ecological restoration [10]. - As a technical support unit for the Shandong Marine Carbon Sink Industry Alliance, the team collaborates with universities to implement ecological protection and restoration projects [10]. Group 4: Commitment to Marine Ecology - The Geological Technology Department is dedicated to the core philosophy of protecting the marine ecological environment and promoting sustainable marine development through technological innovation and professional services [11].

Core Insights - The event titled "Quality Improvement Training for Marine-Related Listed Backup Enterprises and Key Enterprise Capital-Integration Activities" was held in Fuzhou, focusing on enhancing the quality of marine-related enterprises and facilitating capital integration [2][3] - A memorandum for deepening cooperation on quality improvement for marine-related listed backup enterprises was signed by the Fujian Provincial Ocean and Fisheries Bureau, the Fujian Provincial Financial Committee Office, and the China Securities Regulatory Commission Fujian Supervision Bureau [2] - The event featured over 100 marine-related listed backup enterprises and more than 100 investment institutions, indicating strong interest and participation from the local financial ecosystem [2] Group 1 - The theme of the event was "Blue Ocean Sailing: Capital Empowerment," emphasizing the role of capital in supporting marine economic development [2] - Strategic cooperation agreements were signed between the Fujian Provincial Ocean and Fisheries Bureau and financial institutions such as Industrial Securities and the Strait Equity Exchange Center [2] - Experts from various institutions provided insights on financial support policies for marine economic development, capital market listing rules, and case studies of enterprise listings [2] Group 2 - The event aimed to provide a one-stop service for policy interpretation, listing guidance, and capital integration for marine-related enterprises, enhancing the service ecosystem for these companies [3] - The Fujian Provincial Ocean and Fisheries Bureau plans to collaborate with financial departments to implement a three-year action plan for quality improvement of marine-related listed backup enterprises [3]

Core Insights - The establishment of the Qingdao Marine Equipment Innovation Development Alliance aims to promote high-quality development in the marine equipment industry through collaboration among enterprises, universities, research institutions, and financial organizations [1][3] - The Qingdao Marine Science and Technology Innovation Center was inaugurated during the conference, focusing on technology docking, project incubation, investment fund operations, and marine technology research and development [2] Group 1: Alliance Formation and Objectives - The alliance consists of 151 initial member units, including marine shipbuilding, offshore engineering equipment, research institutions, and financial services [1] - The alliance seeks to create an open, collaborative, and efficient innovation cooperation platform, integrating innovation chains, industrial chains, financial chains, and talent chains [1] Group 2: Conference Activities and Outcomes - The conference featured a multi-dimensional docking mechanism with a main venue, parallel closed-door meetings, and project roadshows, focusing on marine vessels, offshore engineering equipment, and deep-sea aquaculture equipment [2] - Eight quality projects were showcased during the technology achievement roadshow, attracting interest from over 30 enterprises and investment institutions, resulting in more than ten cooperation intentions [2]

Core Viewpoint - The research team from the South China Sea Institute of Oceanology has made significant progress in understanding the formation mechanism of large macroalgae's refractory dissolved organic carbon (RDOC) and its carbon sequestration capacity, with findings published in the journal Environmental Science & Technology [1] Group 1: Research Findings - The study highlights that marine carbon sinks, particularly large macroalgae ecosystems, have substantial carbon sequestration potential, which is crucial for mitigating climate change [1] - The research focused on the Sargassum ecosystem in Weizhou Island, Guangxi, utilizing a combination of field monitoring and laboratory experiments to investigate biomass changes throughout the lifecycle of Sargassum [1] - The results indicate that RDOC serves as a vital carrier for long-term carbon sequestration in the ocean, with Sargassum's metabolic activities playing a dominant role in the formation of RDOC [1] Group 2: Methodology and Implications - The research established a precise estimation method for the carbon sequestration capacity of Sargassum RDOC, providing new insights and methodologies for quantitative assessments of carbon sequestration by large macroalgae [1] - The findings reveal the significant role of large macroalgae in carbon sequestration, contributing to a better understanding of their impact on marine carbon sinks [1]

8月28日，中国海洋石油有限公司宣布，该公司国内天然气日产量突破1亿立方米，再创新高。 中国海油坚持"稳油增气、向气倾斜"工作方针，推进海上天然气和陆上非常规天然气产量与产能建 设稳步提升，超额完成国内油气增储上产"七年行动计划"天然气地质储量指标。今年6月，"深海一 号"二期项目全面投产，"深海一号"超深水大气田高峰年产量从30亿立方米跃升至45亿立方米。来自深 水气田的天然气产量贡献超中国海油天然气产量的三成。今年7月，渤海油田天然气日产量超1200万立 方米，自投产以来总产量达520亿立方米。渤中19-6凝析气田产量同比增长100万立方米/天，低渗气藏 开发能力取得突破。陆上非常规天然气建设规模及协同化水平不断提升。 ...

Core Insights - The article highlights the transformation of saline-alkali land in Dongying, Shandong Province, into productive agricultural areas, showcasing successful aquaculture and crop production initiatives [1][3][10] Group 1: Agricultural Production - The saline-alkali land in Dongying has been utilized to produce 3.7 billion high-quality seedlings and 30,000 tons of commercial shrimp annually [1] - The brand value of local products such as Yellow River crabs and Yellow River rice has significantly increased, reaching 3.193 billion yuan and 1.157 billion yuan respectively [1] Group 2: Soil Improvement Techniques - New soil improvement techniques have been implemented, including "dark pipe drainage" to effectively remove salt from the soil, reducing water usage from 200 cubic meters to 15 cubic meters per acre [3] - A green governance technology system for saline-alkali land has been established, enhancing efficiency by 70% in salt drainage and achieving over 30% savings in water and fertilizer [3] Group 3: Seed Industry Development - The establishment of the National Saline-Alkali Land Comprehensive Utilization Technology Innovation Center focuses on biological breeding and ecological utilization, involving 48 institutions and over 100 expert teams [5] - An integrated breeding innovation system has been developed, significantly shortening breeding cycles and increasing breeding speed by 2 to 4 times [5] Group 4: Modern Governance Models - The "grass-pasture-garden" model for modern governance of coastal saline-alkali land has shown significant results, improving soil quality and increasing organic matter by approximately 25% [8] - The "three-level utilization" model addresses varying degrees of salinity, promoting crop production and ecological restoration tailored to specific land conditions [10] Group 5: Collaborative Mechanisms - A multi-party cooperation mechanism has been formed involving government, research institutions, enterprises, and farmers to support the comprehensive utilization of saline-alkali land [10] - The government has developed policies and plans to support the transformation of saline-alkali land into productive agricultural areas, integrating it into broader agricultural planning [10]

海上试验作为海洋仪器研发的关键环节，需在实海况环境下通过船舶或海上固定平台对样机进行功 能性能验证。中心作为第三方，全过程监督试验过程，对观测平台、通信技术及数据处理等环节实施标 准化核查，确保结果真实可信。 近日，从国家海洋标准计量中心获悉，今年以来，国家海洋标准计量中心受课题单位委托，对多 个"十四五"重点研发计划项目支持研发的海洋仪器设备开展海上第三方检验，标志着我国海洋装备自主 研发进入规模化实海况验证阶段。 ...

Core Insights - The visit by the Fourth Institute of Oceanography under the Ministry of Natural Resources to Indonesia focused on establishing a China-ASEAN marine technology joint research center and advancing collaborative projects in marine science [1][2] - A memorandum of understanding was signed to create a long-term cooperation mechanism for joint research project applications and personnel exchanges between China and Indonesia [1] - The discussions highlighted the urgent needs for seaweed breeding, ecological aquaculture optimization, and joint talent cultivation at local universities [1][2] Group 1 - The collaboration with Indonesian research institutions, universities, and farmers demonstrates a clear and pragmatic willingness to cooperate at multiple levels [2] - The China-ASEAN marine technology joint research center is positioned as a crucial platform for technology incubation and support [2] - Engaging with farmers through "two-way listening" strengthens mutual understanding and lays a foundation for long-term cooperation [2] Group 2 - Field research was conducted in the core area of seaweed farming, addressing the current challenges faced by local farmers and providing practical technical recommendations [1] - Discussions at Pattimura University focused on high-value utilization of seaweed and microplastic pollution management, indicating a strong demand for expertise in these areas [1] - The standardization of seaweed seedling cultivation and specific aquatic breeding practices were examined, offering important references for future collaborative efforts [1]