Group 1: Marine Ecological Restoration - The Ministry of Natural Resources has initiated a campaign to collect typical cases of marine ecological protection and restoration, with the blue bay restoration action in Putian City being selected as a notable example [2] - The blue bay restoration project has restored 16.72 kilometers of coastline and 534 hectares of coastal wetlands, significantly enhancing the ecological resilience of the coastal area and promoting sustainable marine economic development [2][4] Group 2: Mazu Cultural and Economic Development - The Mazu City beach camp project, with a total investment of 120 million yuan, aims to integrate marine culture with economic development, featuring various recreational and dining facilities [4] - The project includes ecological restoration and reinforcement of the Mazu City seawall, focusing on biodiversity recovery and coastal protection [4][5] Group 3: Ecological Landscape and Biodiversity - The Ziyu Lake wetland restoration project, with an investment of 35 million yuan, aims to create diverse habitats and improve water quality, covering an area of 9.11 hectares [8] - After restoration, Ziyu Lake has transformed into an ecological landscape area, providing recreational opportunities for residents and enhancing local biodiversity [9] Group 4: Environmental Improvement and Economic Benefits - The restoration efforts have led to a 60% increase in the diversity index of benthic organisms and a 20% increase in bird diversity at the Mulan River estuary [14] - The ecological improvements have also benefited local aquaculture, with an increase of over 800 mu in seaweed cultivation area due to better water quality [14]

Core Viewpoint - The article highlights the transformation of marine ecological protection and restoration efforts in Hainan, emphasizing the shift from traditional fishing practices to sustainable tourism and ecological restoration initiatives, which have revitalized local economies and ecosystems [2][5][6]. Group 1: Marine Ecological Restoration Initiatives - The implementation of marine ecological restoration projects in Hainan has led to the recovery of mangroves, coastal wetlands, and marine biodiversity, significantly improving the local ecological environment [3][4]. - Specific measures include the removal of fish ponds, replanting of mangroves, and the enhancement of seagrass beds, which have collectively rejuvenated local marine life and habitats [2][3]. - The restoration projects have resulted in a notable increase in biodiversity, with mangrove species rising to 22, large benthic animal species increasing from 17 to 50, and 57 species of waterbirds recorded in the first half of the year [4]. Group 2: Economic Impact and Community Involvement - Local fishermen have diversified their income sources by establishing homestays and seafood restaurants, adapting to the new ecological tourism model [2][5]. - The restoration efforts have not only improved the ecological system but also boosted local tourism and dining industries, creating job opportunities for residents [4][5]. - The introduction of projects like the "Coral Baby" initiative on Wuzhizhou Island allows tourists to participate in coral reef restoration, enhancing visitor engagement and promoting sustainable tourism [5]. Group 3: Financial Investment and Results - Since 2018, Hainan has invested a total of 26.397 billion yuan in 29 marine ecological protection and restoration projects, achieving significant milestones such as restoring 152.33 kilometers of coastal areas and 1,225.94 hectares of mangroves [6]. - The province maintains the highest natural coastline retention rate in the country, reflecting the success of its ecological restoration strategies [6].

Core Viewpoint - The article highlights the successful restoration efforts of the largest seagrass bed in China located in Caofeidian, Tangshan, which has led to improved biodiversity and ecological functions, while also addressing the challenges posed by climate change and human activities [3][7][14]. Group 1: Seagrass Bed Restoration - The Caofeidian seagrass bed covers an area of 4,427 hectares and has been significantly impacted by climate change and human activities, leading to fragmentation and degradation [6][7]. - Restoration efforts began in 2019 under the "Bohai Sea Comprehensive Governance Action Plan," focusing on improving water quality and restoring ecological functions [7][9]. - A multi-faceted approach combining natural recovery and artificial restoration has been implemented, including the removal of fishing nets over 500 hectares and the use of seedling transplantation techniques [10][11]. Group 2: Monitoring and Assessment - The restoration process includes a comprehensive monitoring system that tracks environmental parameters such as plant density, water quality, and sediment characteristics [6][12]. - As of now, 938 hectares of seagrass bed restoration has been completed, with significant increases in biodiversity, including an 85% rise in the number of benthic species [14]. - The establishment of a monitoring and evaluation system by the North Sea Bureau aims to assess the ecological, economic, and social benefits of the restoration efforts [15]. Group 3: Ecological and Economic Impact - The restored seagrass bed has provided habitats for various marine species, enhancing the overall marine ecosystem and improving carbon storage capabilities [14]. - The seagrass bed acts as a natural filter, reducing nutrient pollution and improving water quality, which is crucial for sustaining marine life [14]. - The integration of ecological restoration with economic development is being promoted to ensure long-term sustainability and benefits for local communities [15].

Core Viewpoint - The article emphasizes the ongoing efforts and achievements in the construction of beautiful bays across China's coastal regions, highlighting ecological restoration and sustainable development initiatives. Group 1: National Initiatives - The Ministry of Ecology and Environment has issued documents such as "Basic Requirements for Beautiful Bay Construction" and "Action Plan for Enhancing Beautiful Bay Construction" since the 14th Five-Year Plan, promoting a multi-governance model for coastal areas [1] - By 2027, the goal is to achieve a beautiful bay construction rate of approximately 40%, with seven coastal cities including Tangshan and Weihai actively engaged in this initiative [1] Group 2: Ecological Restoration Examples - In Hebei's Qinhuangdao, the area of Qili Hai has increased from 2.86 square kilometers to about 15 square kilometers through various ecological restoration efforts, transforming it into a "bird paradise" [3] - Shandong's Hai Long Bay has undergone significant changes, restoring 1,882 meters of sandy coastline and 460,000 square meters of beach area as part of the first "port-to-sea" restoration project in China [5] - Jiangsu's Dafeng Chuan Dong Port has seen improvements in water quality and ecological conditions through continuous ecological protection and construction efforts [7] - In Fujian's Xiamen, approximately 4.5 square kilometers of land has been returned to the sea, and all 110 marine discharge outlets have been rectified, creating a livable coastal city [9] Group 3: Specific Restoration Techniques - Xiamen's Guanyin Mountain Beach, once degraded, has been successfully restored by constructing protective structures to mitigate wave impact, demonstrating effective ecological restoration techniques [19] - The implementation of a "three-water diversion" system in the village of Aotou has significantly improved water quality, with all wastewater now meeting national Class II water quality standards [22][24] - The establishment of a citizen lake chief system and volunteer participation in the management of Yundang Lake has led to the restoration of 26,000 square meters of mangrove area [24] Group 4: Tourism and Economic Impact - Xiamen has seen a 14.60% year-on-year increase in domestic and international tourist arrivals, totaling 27.66 million in the first quarter, reflecting the positive impact of beautiful bay construction on local tourism [30]

Economic Growth and Development - In the first quarter of 2025, Dongtou's GDP grew by 10.2% year-on-year, making it a typical case of "contributing more" to Zhejiang's industrial economy [1] - The completion rate of the "thousand projects worth trillions" investment in Dongtou ranks among the top in Zhejiang's mountainous island counties [1] Port and Marine Economy - The construction of the Zhejiang (East China) Deep Sea Wind Power Mother Port is underway, which will support the aggregation of leading companies in the offshore wind power industry [1] - The port area is enhancing its logistics system and has opened 17 near-ocean boutique shipping routes, with container throughput expected to exceed 1 million TEUs annually [1] - The export value of the new energy second-hand vehicle base increased by 51.5% year-on-year in the first quarter of 2025 [1] Marine Ecological Innovation - The introduction of 30,000 Daichu fish fry into the "sonic wave marine ranch" demonstrates Dongtou's commitment to marine ecological protection and restoration [3] - The survival rate of wild-cultured fry has improved by over 60% compared to traditional methods, addressing the issue of fish species degradation [3] - Dongtou is actively promoting ecological governance and green industry development, including the protection and restoration of coastal ecosystems [3][4] Tourism and Cultural Integration - Dongtou has over 7,000 bed spaces in homestays, with an average income increase of 150,000 yuan per household [5] - The area received 1.127 million tourists in the first quarter of this year, with overnight visitor numbers increasing by 15.2% year-on-year [6] - The integration of international ecological tourism is transforming rural areas, with various new business models being developed [5][6]

Core Viewpoint - The article highlights the successful implementation of marine ecological restoration projects in Hainan Province, which have led to improved environmental conditions, increased tourism, and enhanced economic benefits for local communities [3][4][6]. Group 1: Marine Ecological Restoration in Laoshi Village - Laoshi Village in Danzhou City has transformed from an ecological and economic "double loss" situation to a thriving community through marine ecological restoration efforts initiated in 2020 [5][6]. - The restoration project included the recovery of salt fields and wetlands, as well as the dredging of degraded waterways, which has significantly improved the local ecological environment [5][6]. - The annual output value of the salt fields is approximately 2.4 million yuan, contributing to the village's economic growth and enhancing the quality of life for residents [6]. Group 2: Coral Reef Protection in Sanya - The Wuzhizhou Island tourism area has successfully integrated coral reef protection and restoration with economic development, achieving a sustainable "win-win" scenario [8][10]. - Since 2010, the area has implemented various measures, including regular marine debris cleanup and coral restoration, resulting in the repair of 53,000 coral plants and an increase in coral coverage from 15% to 37.08% [11]. - The tourism revenue in Wuzhizhou Island has grown from approximately 362 million yuan in 2019 to about 420 million yuan in 2023, demonstrating the economic benefits of ecological restoration [11]. Group 3: Mangrove Restoration in Waning - In Waning, the ecological restoration of mangroves has led to the purchase of carbon credits, with a price of 110 yuan per ton for 220 tons of carbon credits from the Xiaohai mangrove area [13]. - The local government has invested over 1 billion yuan in restoration efforts, including the removal of 8,693 acres of aquaculture ponds and the planting of 3,595 acres of mangroves, achieving a survival rate of over 90% [13][14]. - The restoration initiatives have significantly improved the water quality in the Xiaohai area, showcasing the economic value of marine ecological protection [13][14]. Group 4: Government Initiatives and Funding - Since 2019, a total of 3.3 billion yuan has been allocated by central and provincial governments for 29 marine ecological protection and restoration projects, leading to the cleaning and restoration of 152.33 kilometers of coastal areas [14]. - The Hainan Provincial Government has developed a comprehensive ecological restoration plan for 2021-2035, focusing on wetlands, mangroves, and coral reefs [14][15]. - Future efforts will continue to strengthen marine ecological restoration projects, emphasizing integrated land-sea management and enhancing ecological safety in Hainan Free Trade Port [15].