连云港推广“四水四定”亮点经验 ——谱写水资源“约束”变“保障”新篇章

Group 1 - The core viewpoint is that Lianyungang City is transforming water resource constraints into water resource guarantees through innovative practices in water management [1][5] Group 2 - Donghai County has implemented a tailwater recycling irrigation project, saving approximately 4.5 million cubic meters of fresh water through the use of tailwater for irrigation [2] - In 2024, Donghai County will invest 37.6 million yuan in a pilot project for agricultural tailwater management, incorporating advanced irrigation facilities [2] - The area covered by agricultural tailwater recycling in Lianyungang City has exceeded 200,000 acres, significantly reducing total water usage and enhancing water efficiency [3] Group 3 - Lianyungang Port Group has signed an agreement with China Everbright Water to supply treated reclaimed water, with an initial capacity of 40,000 tons per day, expanding to 80,000 tons in the future [4] - The city is developing a network for reclaimed water utilization, which will alleviate the pressure on conventional water sources [4] Group 4 - The Western Gangling area faces challenges in water resource allocation, prompting the city to conduct research and propose solutions to enhance irrigation capacity and promote efficient water use [5] - The approach combines both "opening up" new water sources and "saving" through efficient irrigation techniques, aligning with the principle of "water determines land" [5]