Core Viewpoint - The article highlights the evolution and technological advancements of Ningbo Shanghang Surveying and Mapping Co., Ltd. (Shanghang Surveying) in the field of marine surveying, showcasing its transition from traditional methods to modern, high-precision techniques that significantly enhance operational efficiency and data accuracy [2][4][10]. Group 1: Technological Advancements - Shanghang Surveying has developed proprietary software for magnetic anomaly inversion, achieving a positioning accuracy within 5 centimeters for underwater cable surveys [2]. - The company transitioned from manual depth measurement methods to advanced technologies such as multi-beam sonar and unmanned vessels, completing in one day what previously took weeks [2][5]. - The integration of drone technology with unmanned boats has improved surveying precision from meter-level to centimeter-level, enabling real-time data transmission and 3D modeling [6][9]. Group 2: Historical Context - The company’s history dates back to 1984, when traditional methods relied on lead weights for depth measurement, which were inefficient and inaccurate [4]. - The introduction of microwave positioning technology in the 1990s marked a significant turning point, allowing for precise positioning of construction vessels [4]. - By the 21st century, the advent of global positioning systems revolutionized the industry, reducing the manpower required for surveying tasks [5]. Group 3: Contributions to Industry - Shanghang Surveying has played a crucial role in various port construction projects, both domestically and internationally, including in Cambodia and Uruguay, enhancing maritime safety and operational efficiency [6][9]. - The company has developed patented technologies that support coastal water quality monitoring and pollution prevention, contributing to environmental sustainability [9]. - Its innovations have positioned Shanghang Surveying as a leader in the marine surveying sector, transitioning from a service provider to a standard setter in the industry [7][10]. Group 4: Future Directions - The company is leveraging digital twin technology and big data analytics to enhance urban planning and environmental monitoring, showcasing its commitment to integrating advanced technologies into its operations [11][12]. - The launch of the "Comprehensive Information Management System" aims to provide real-time monitoring for port operations, further solidifying its role in the digital transformation of the marine surveying industry [12].

Core Insights - The research team has developed a remote sensing model for identifying abnormal water color at river discharge outlets, which is crucial for monitoring environmental conditions [1][2] - Satellite remote sensing has emerged as an important technology for regulating river discharge outlets due to its high spatial and temporal resolution [1] Research Findings - Abnormal reddish-brown water bodies were observed near sewage treatment plant discharge outlets in the southern Hangzhou Bay, despite online monitoring data indicating compliance with discharge standards [1] - The study clarified the optical mechanisms behind the color changes in water during the mixing process between discharged water and receiving water bodies, utilizing field investigations and satellite data [1] - Treated wastewater from sewage treatment plants was characterized by high concentrations of soluble organic matter and low concentrations of suspended particles, leading to strong absorption in the blue light spectrum and lower overall reflectance [1] Implications for Remote Sensing - The research provides a scientific explanation for the observed water color anomalies, laying the groundwork for the development of remote sensing monitoring algorithms based on optical mechanisms [2] - High-resolution satellite remote sensing technology is expected to achieve broader, more efficient, and cost-effective applications in monitoring coastal river discharge outlets and early warning of water color anomalies [2]

广东珠江口海域是世界上最繁忙的水域之一，然而在珠江口中华白海豚自然保护区及其周边水域,却常年活跃着1000多只中华白海豚，成为世界上重要 的中华白海豚种群分布区域。 在这里，14人组成的保护团队，围绕资源管护、科研监测、科普宣教、鲸豚救护等领域不断攻关，默默守护着这群国家一级保护动物。 首创电子围栏系统 中华白海豚是一种沿岸定居性的小型齿鲸类，属海洋哺乳动物，是国家一级保护动物，素有"海上大熊猫"的称号，是珠江口海洋生态的指示物种，也是 粤港澳共同保护的旗舰物种。根据2020年~2021年调查结果，在伶仃洋北、伶仃洋中、伶仃洋南、横琴东和横琴东南等5个区域，中华白海豚的年平均分布 数量为1185头，主要分布在伶仃洋南和横琴东区域，其中伶仃洋南的年平均分布密度最高。 广东珠江口中华白海豚自然保护区位于广东省珠江口海域内伶仃岛至牛头岛之间，总面积460平方公里，其中核心区140平方公里，缓冲区192平方公 里，实验区128平方公里。1999年10月，经广东省人民政府批准，珠江口中华白海豚省级自然保护区成立；2003年6月，经国务院批准，珠江口中华白海豚省 级自然保护区晋升为国家级自然保护区。 近年来，该保护区不断 ...

Core Viewpoint - The article highlights the significant progress made in soil geochemical surveys in southern Xinjiang, which is crucial for agricultural development and resource management, particularly emphasizing the identification of selenium-rich lands and the establishment of a geochemical monitoring network [1][4][14]. Group 1: Project Overview - Since 2016, the Xi'an Geological Survey Center has led a geochemical survey covering nearly 210,000 square kilometers in southern Xinjiang, collecting and analyzing 24,000 soil samples to assess 54 chemical elements [1][4]. - The project has involved multiple organizations, including the Xinjiang Geological Research Institute and the Xinjiang Water and Environmental Geological Survey Center, creating a comprehensive geochemical mapping of the region [5][14]. Group 2: Soil Quality and Agricultural Potential - The evaluation indicates that 99.8% of the surveyed farmland is free from heavy metal pollution, with 33.4% classified as strongly alkaline soil (pH ≥ 8.5) [6]. - High-quality farmland has been identified, with 908,100 acres classified as premium farmland, representing 2.19% of the total cultivated area [6]. - The survey has delineated potential backup agricultural land resources totaling 4,084,500 acres in the Kashgar and Kizilsu regions [6]. Group 3: Selenium Resource Development - A "selenium belt" has been identified, covering nearly 4.9 million acres of selenium-rich land, with 1.13 million acres classified as selenium-rich farmland, accounting for 27% of the cultivated area in southern Xinjiang [9]. - The project has also identified significant areas of calcium, magnesium, and molybdenum-rich soils, with calcium-rich land covering 99.3% of the oasis area [9]. Group 4: Economic and Agricultural Impact - The project has led to the development of a local brand for selenium-rich products, with the Yanchi Basin becoming a demonstration area for selenium industry development [13]. - The analysis of the Bosten Lake sediments revealed a selenium content that ranks it as the richest freshwater lake in China, with local fish exhibiting a selenium enrichment rate of 92.5% [12]. Group 5: Future Directions - The Xi'an Geological Survey Center plans to deepen cooperation with local authorities to enhance the geochemical monitoring network and support the development of characteristic agricultural industries in southern Xinjiang [14]. - Ongoing research will focus on the migration and transformation of mineral elements in soil, crops, and drinking water to support the sustainable development of high-quality agricultural resources [14].

Core Viewpoint - The event "Polar Knowledge into Campus" aims to promote awareness and understanding of polar science among students and the community, highlighting China's achievements in polar exploration and research [2][5][8]. Group 1: Event Overview - The event took place at Dalian Ocean University, engaging over 500 students and community representatives in discussions about polar exploration [2][5]. - It was organized by the National Oceanic Administration's Polar Research Office, with participation from various governmental and research institutions [2][5]. Group 2: Educational Content - Two promotional videos were shown, showcasing China's 40 years of polar exploration and the construction of the Antarctic Qinling Station [5]. - Experts presented on various topics, including the challenges faced during polar expeditions and advancements in polar research capabilities [5][8]. Group 3: Expert Contributions - Notable speakers included senior engineers and researchers from the Chinese Polar Research Center, who shared firsthand experiences from polar expeditions [5][8]. - The event featured a live video connection with the leader of the 41st Antarctic expedition, emphasizing international collaboration and the concept of a "community of shared future for mankind" [8]. Group 4: Community Engagement - Local officials expressed pride in China's polar achievements and emphasized the importance of community involvement in marine and polar education [2][8]. - The event aimed to inspire students to integrate their personal aspirations with national development goals, reflecting on the significance of polar research in broader scientific endeavors [8].

Core Viewpoint - The "Polar Knowledge into Campus" initiative aims to educate students about polar science and instill a sense of responsibility for Earth, aligning with the educational philosophy of nurturing students with both national pride and global perspective [2]. Group 1: Event Overview - The event took place on July 3, 2025, at the Korean Ethnic Middle School in Dandong, Liaoning Province, with nearly 300 students and teachers in attendance [2]. - The initiative is organized by the National Oceanic Administration's Polar Research Office, with participation from various governmental and educational institutions, aiming to promote polar science knowledge and engage the community [2]. Group 2: Educational Content - The event featured presentations from polar experts, including topics such as the significance of Antarctica as a climate warning system and a natural laboratory, as well as China's historical achievements in polar exploration [5]. - Students actively engaged with experts, asking questions that reflected both curiosity and a deeper understanding of polar science [5][9]. Group 3: Special Activities - A unique segment of the event included a video call with the Chinese Antarctic Great Wall Station's wintering team, celebrating the 40th anniversary of the station and emphasizing international collaboration in polar research [7]. - Students were introduced to the unique Antarctic ecosystem through a video showcasing various species, enhancing their understanding of polar biodiversity [7]. Group 4: Student Impact - Students expressed a newfound passion for polar research and a desire to contribute to China's polar exploration efforts, highlighting the event's inspirational impact [10].

Core Points - The third United Nations Ocean Conference will be held in Nice, France from June 9 to 13, 2025, co-hosted by France and Costa Rica, with approximately 15,000 representatives from various sectors gathering to discuss global ocean governance [6] - The conference adopted a political declaration titled "Our Ocean, Our Future: Unite to Take Urgent Action" and established the "Nice Ocean Action Plan" with over 800 voluntary commitments from countries and relevant entities [6] - The conference featured numerous side events, including 135 in the main area and over 300 in surrounding areas, focusing on various topics related to ocean sustainability [8] Industry Insights - The Chinese delegation actively participated in discussions on marine ecology, technology, financing, climate change, biodiversity protection, marine pollution, fisheries, and food security, showcasing China's achievements in ecological civilization and marine power [7] - The conference highlighted the importance of data sharing for global ocean welfare, with significant contributions from China in developing marine data products and technologies [11][12] - The "Blue Partnership" initiative was emphasized as a collaborative approach to marine ecological protection and restoration, with successful case studies presented from multiple countries [14][15] Technological Developments - China introduced several marine technology products, including the global ocean fusion dataset (CGOF 1.0) and a deep-sea digital twin system, aimed at enhancing marine data sharing and predictive capabilities [11][12] - The COAST tool, designed for sustainable coastal development, was launched to provide visualized products and services for various marine-related sectors [12] Collaborative Efforts - The conference facilitated bilateral talks and partnerships aimed at expanding global blue partnerships and enhancing cooperation on marine issues [8] - The importance of marine spatial planning was discussed as a key tool for sustainable blue economy development, with China sharing its extensive experience in this area [17]

Group 1: Marine Economic Development - Liaoning Province has over 2,200 kilometers of coastline, providing unique marine resource advantages and geographical benefits for high-quality marine economic development [1][3] - The province has established 38 national-level marine ranch demonstration zones and has developed 11 new aquatic species, enhancing its marine fishery and aquaculture capabilities [3][4] - The marine equipment industry is advancing with significant achievements, including the launch of the world's first dual-fuel LNG super-large oil tanker and the completion of the world's first 7,500 cubic meter liquid carbon dioxide transport ship [4] Group 2: Technological Innovation - Liaoning emphasizes technological innovation to support marine development, with 6 national key laboratories and 58 provincial key laboratories focused on marine technology [6] - The province has developed smart vessels and advanced monitoring systems, such as a 5G-based system for tracking fishing vessels and managing marine ranches [6] - The integration of "5G + industrial internet" in marine ranches has led to real-time monitoring and management of over 30,000 acres of marine areas [6] Group 3: Ecological Protection - Liaoning prioritizes ecological protection and green development, implementing strict measures to safeguard marine environments and enhance resource utilization efficiency [8][9] - The province has established a comprehensive monitoring system for marine ecosystems and has undertaken significant restoration projects to improve coastal wetland and biodiversity [9] - Since the beginning of the "14th Five-Year Plan," Liaoning has published numerous marine environment forecasts and disaster warnings to enhance disaster response capabilities [9] Group 4: Regional Cooperation - Liaoning is actively participating in marine cooperation to build an open marine economy, positioning Dalian as a key international shipping center in Northeast Asia [11][12] - The province has established collaborative mechanisms for coastal economic development, focusing on planning, industrial growth, and technological innovation [11] - Various strategic cooperation agreements have been signed with cities like Shanghai and Lianyungang to enhance regional economic ties and promote high-level openness [12]

Core Viewpoint - The article discusses the establishment of the world's first "Nature-based Solutions" (NbS) summer school and urban center in Shanghai, aimed at promoting ecological governance through natural methods to address global development challenges [1][2][4]. Group 1: Event Overview - The NbS summer school, co-hosted by the Ministry of Natural Resources and the International Union for Conservation of Nature (IUCN), commenced on June 23 at Fuxing Island, Shanghai, which symbolizes a new beginning for the city [2][14]. - The NbS urban center in Shanghai aims to implement the NbS model, facilitating the harmonious coexistence of humans and nature in the context of China's modernization [1][14]. Group 2: IUCN and NbS Definition - IUCN, as a leading global non-profit organization in environmental protection, advocates for NbS as a comprehensive approach that involves the protection, sustainable use, and restoration of ecosystems to address societal challenges while enhancing human well-being and biodiversity [3][17]. - Since 2019, the Ministry of Natural Resources has collaborated with IUCN, leading to the establishment of the NbS Asia Center in 2023, focusing on research, demonstration, capacity building, and international exchange [3][17]. Group 3: NbS Principles and Global Importance - NbS promotes respect for natural laws and synergistic effects, aligning with traditional Chinese ecological culture and Xi Jinping's thoughts on ecological civilization [4][18]. - IUCN emphasizes the significance of promoting NbS globally to tackle the intertwined crises of climate change, biodiversity loss, and land degradation [4][18]. Group 4: Implementation and Future Goals - The IUCN plans to release the global standard 2.0 for NbS at the World Conservation Congress in Abu Dhabi in October 2023, aiming to integrate NbS into national policies [5][20]. - The NbS Asia Center envisions a sustainable future through collaboration and sharing of ecological governance experiences, contributing to global ecological governance with Chinese wisdom [5][20]. Group 5: Local Applications and Case Studies - Shanghai's ecological restoration efforts include a comprehensive approach to managing the Huangpu River basin, integrating upstream conservation, midstream urban greening, and downstream coastal resilience [26][27]. - The NbS summer school provided a platform for participants from 18 countries to exchange ideas and enhance their professional skills in applying NbS principles [12][32].

Core Insights - The MoNITOR project, led by China's Second Institute of Oceanography, has been upgraded to a major scientific program under the United Nations' "Ocean Decade," highlighting China's proactive role in global marine ecological governance and scientific innovation [1][4] - The project aims to enhance the resilience of coastal ecosystems and disaster response capabilities, establishing numerical forecasting systems for coastal environmental services in countries along the Belt and Road Initiative [1][2] Group 1: Project Development - Since its approval in June 2023, MoNITOR has developed an internationally applicable marine ecological environment forecasting system, integrating advanced technologies such as remote sensing, Argo buoy observations, AI analysis, and high-resolution modeling [2] - The project promotes an integrated system of "observation-simulation-prediction-service," creating a "virtual twin ocean" system for refined ecological environment simulation and future scenario forecasting [2] Group 2: Global Collaboration - MoNITOR has established partnerships with over 70 institutions and international organizations across more than 30 countries and regions, including Africa, Oceania, the Americas, and Europe [3] - The project relies on two major platforms: the "China-Africa Marine Science and Blue Economy Cooperation Center" and the "Indian Ocean Marine Technology and Capacity Building Training Center," focusing on ecological monitoring, technical training, and model co-construction [3] Group 3: International Engagement and Future Plans - MoNITOR actively participates in international cooperation and public outreach, hosting events such as the side meeting at the UN "Ocean Decade" conference in Barcelona in 2024 [4] - The project emphasizes youth capacity building, with training activities reaching over 40 countries, aiming to create an international network of marine youth science and technology talent centered around China [4] - The upgrade of MoNITOR is a recognition of its early achievements, with plans for enhanced technological support and deeper international collaboration to contribute to global ecological disaster mitigation and sustainable marine development [4]