Group 1: Land Resource Situation in Zhejiang Province - Zhejiang Province has a total land area of 15,837.7 million mu, with arable land accounting for 12.33% and forest land for 58.20% [1] - The province has a significant number of industrial pollution sources, totaling 431,800, which primarily include pollutants such as phosphorus, ammonia nitrogen, and heavy metals [2][3] - There are nearly 100 contaminated construction land plots and about 2,000 soil pollution key regulatory units in Zhejiang, representing approximately one-tenth of the national total [2][3] Group 2: Soil Pollution and Fertilizer Usage - Although the proportion of contaminated arable land in Zhejiang is low, the absolute number is considerable, with challenges in long-term safe use and strict control [5] - The application of agricultural fertilizers in Zhejiang has been decreasing, with 774,000 tons used in 2018 and 658,100 tons in 2023, indicating a relatively lower level compared to other provinces [5] Group 3: Soil Remediation Efforts - Zhejiang Province has completed the remediation of over 70 contaminated plots since October 2019, with 147 plots removed from the pollution risk control and remediation list as of May 30, 2025 [7] - The province's soil pollution prevention funds have fluctuated around 1 billion yuan, with a central government allocation of 13,768 million yuan for 2025, including 2,854 million yuan for key tasks [9] Group 4: Policy Framework for Soil Pollution Prevention - The "14th Five-Year Plan" for soil and groundwater pollution prevention in Zhejiang aims for a safe utilization rate of contaminated arable land to reach over 95% by 2025 [10] - Key engineering focuses include classified management of agricultural land, pollution control and remediation of construction land, and regulatory control of soil pollution [10][13]

Group 1: Land Resources in Jiangsu Province - Jiangsu Province covers an area of 107,200 square kilometers, accounting for 1.12% of the national land area, primarily consisting of fertile plains suitable for agricultural development [1] Group 2: Soil Pollution Monitoring and Status - In 2023, Jiangsu conducted soil quality monitoring at 778 national monitoring sites, with 94.7% of points showing pollutant levels below risk screening values, indicating overall good soil quality, although construction land pollution remains a concern [2][4] - The province has 87 contaminated sites pending control or remediation as of May 2025, with 57 sites successfully removed from the pollution risk management and remediation list since 2020 [8] Group 3: Fertilizer Usage Trends - Jiangsu has seen a continuous decline in fertilizer usage since 2010, with 2023 usage at 2.6704 million tons, projected to decrease to 2.6126 million tons in 2024 [7] Group 4: Soil Pollution Prevention Funding - The budget for soil pollution prevention in Jiangsu for 2025 is set at 13.839 million yuan, following a peak funding of nearly 200 million yuan in 2022 [11] Group 5: Environmental Safety Goals - The Jiangsu government aims for a 93% safety utilization rate of contaminated farmland by 2025, with a focus on both agricultural and construction land soil safety [12][15]