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 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].