在编制过程中，团队系统开展了文献调研与国际案例比较研究，并深度融合本土实践。结合海 南"渔船打捞海洋（塑料）垃圾"实地调研，对常见海洋塑料垃圾进行现场采样与测算，研发了本地化关 键参数，在确保《方法学》科学基础的同时，简化项目开发流程，显著提升其实用性与可操作性。 《方法学》对统一和规范海南海洋塑料垃圾清除项目的减塑量监测、计量与核证具有指导意义，将 为海南已广泛开展的"渔船打捞海洋（塑料）垃圾"等行动提供更多元的可持续激励路径，有助于进一步 完善"政府主导、社会参与"的海洋塑料垃圾多元共治体系，为保护海洋生态环境、深化国家生态文明试 验区建设贡献力量。 近日，海南省环境科学研究院牵头编制完成《海南海洋塑料垃圾清除项目方法学》（以下简称《方 法学》）。《方法学》明确，在海南开展的符合要求的海洋塑料垃圾清除项目，其清理上岸并妥善处置 的海洋塑料垃圾量，经科学核算和审核后，可形成"海洋塑料信用"，激励企业、机构或个人积极参与海 洋塑料治理。 《方法学》通过由海洋塑料研究、管理治理及绿色低碳项目核查认证等领域专家组成的专家组评 审，标志着海南在探索海洋塑料污染治理机制建设上取得重要进展。《方法学》借鉴国际塑料垃圾减 ...

近日，海南省环境科学研究院牵头编制完成《海南海洋塑料垃圾清除项目方法学》（以下简称《方 法学》）。《方法学》明确，在海南开展的符合要求的海洋塑料垃圾清除项目，其清理上岸并妥善处置 的海洋塑料垃圾量，经科学核算和审核后，可形成"海洋塑料信用"，激励企业、机构或个人积极参与海 洋塑料治理。 《方法学》对统一和规范海南海洋塑料垃圾清除项目的减塑量监测、计量与核证具有指导意义，将 为海南已广泛开展的"渔船打捞海洋（塑料）垃圾"等行动提供更多元的可持续激励路径，有助于进一步 完善"政府主导、社会参与"的海洋塑料垃圾多元共治体系，为保护海洋生态环境、深化国家生态文明试 验区建设贡献力量。 《方法学》通过由海洋塑料研究、管理治理及绿色低碳项目核查认证等领域知名专家组成的专家组 评审，标志着海南在探索海洋塑料污染治理机制建设上取得重要进展。《方法学》借鉴国际塑料垃圾减 量标准（PWRS）和趋海塑料（OBP）认证机制的相关经验，明确了适用条件、项目边界和信用期、基 准线情景识别、减塑量计算方法、监测及审定与核查等技术要求。 另悉，"渔船打捞海洋（塑料）垃圾"行动是在海南省生态环境厅指导下，在德国国际合作机构 （GIZ）执行的欧 ...

Core Viewpoint - The "Blue Cycle" model in Zhejiang addresses the global issue of marine plastic pollution through a collaborative mechanism involving government guidance, enterprise leadership, industry cooperation, and public participation, transforming fishermen from "marine exploiters" to "marine guardians" [1][5]. Group 1: Background and Challenges - Dachen Island, a national first-class fishing port and tourist destination, faced significant marine waste challenges, with each fishing boat generating an average of 500 kilograms of marine plastic waste annually [3][5]. - The island's remote location resulted in high costs for waste transportation, leading to a stagnation in waste management efforts [5]. Group 2: Implementation of the "Blue Cycle" Model - In 2019, the Zhejiang provincial government, in collaboration with Zhejiang Lanjing Technology Co., launched the "Blue Cycle" governance model to convert waste into wealth [5][7]. - The local government incentivized participation through a dual approach of "high-price recycling + public welfare jobs," encouraging residents to engage in marine waste collection [7]. Group 3: Community Engagement and Results - The initiative has fostered a growing awareness of marine protection among residents, with many actively participating in waste collection and even obtaining waste classification certificates [7]. - A total of 15 standardized marine waste collection points have been established in Taizhou, with the model being promoted to other cities like Ningbo and Zhoushan, engaging over 1,300 coastal residents in marine conservation efforts [7].

Core Viewpoint - The "Net Plastic from the Source" seminar aims to address marine plastic pollution through effective strategies and practices, focusing on source reduction and reusable models to enhance marine ecological protection [1] Group 1: Marine Plastic Pollution Initiatives - The "Net Plastic Nature Guarding Ocean" project targets remote beaches and islands in Guangdong, Fujian, Hainan, and Zhejiang, organizing beach clean-up activities and community training to enhance environmental awareness [2] - From 2024 to 2025, the project plans to conduct 24 clean-up events, mobilizing over 1,500 volunteers to collect more than 4,200 kilograms of marine debris [2] - The project collaborates with local partners to amplify the impact of plastic reduction efforts and promote marine environmental protection [2][3] Group 2: Local Collaboration and Knowledge Sharing - A roundtable discussion highlighted local responses to global plastic pollution initiatives, sharing experiences from various organizations involved in marine protection [3] - Representatives discussed integrating local case studies into international narratives to strengthen grassroots voices in global negotiations [4] Group 3: Reusable Solutions and Economic Opportunities - The Ellen MacArthur Foundation emphasizes the importance of reuse in the circular economy, advocating for policies that promote reusable packaging [5] - The foundation notes that reuse is transitioning from niche to mainstream, with various brands adopting refillable and bulk sales models [5] - A case study on reusable cups in urban areas shows a 60% willingness among surveyed businesses to adopt this model, with a pilot project set to launch in August [6][8] Group 4: Sustainable Practices in Tourism - Qingping Island faces significant plastic waste challenges due to tourism, with over 30% of plastic waste from beverage packaging during peak seasons [10] - The local community is actively pursuing a "zero waste" approach, demonstrating a commitment to sustainable development [10][11] - The integration of tourism and environmental protection aims to spread ecological awareness among visitors, fostering a culture of responsible travel [12]

Core Viewpoint - The research team from Central South University, in collaboration with other universities, has developed an innovative microbubble flotation technology for marine plastic pollution management, providing a new approach to tackle the growing issue of microplastic contamination in oceans [1][2]. Group 1: Research Findings - The study reveals a bidirectional regulatory mechanism of algal extracellular polymers in the microplastic flotation process, enhancing the stability of microbubbles and precisely regulating the surface characteristics of microplastics [1]. - Compared to conventional flotation methods, microbubble flotation shows potential due to its small size and high stability, although complex interfacial interactions in marine environments pose significant challenges [1][2]. - Algal extracellular polymers induce hydrophilization of microplastic surfaces, weakening the hydrophobic interactions between microplastics and microbubbles, which significantly reduces the efficiency of conventional flotation methods in removing microplastics from seawater [2]. Group 2: Implications for Technology - The findings provide new insights into interfacial interactions in marine microplastic flotation and establish a theoretical foundation for the application of microbubble flotation technology in addressing marine microplastic pollution [2].