天津市水土流失面积和土壤侵蚀强度连续6年“双下降”

Core Points - Tianjin has achieved a continuous decline in both soil erosion area and intensity for six consecutive years, with a reported soil erosion area of 172.84 square kilometers in 2024, a reduction of 5.15 square kilometers from the previous year [1] - The city has reached a water and soil conservation rate of 98.55% in 2024, ahead of the 2025 target, indicating a positive trend in soil erosion prevention efforts [1] Group 1: Water and Soil Conservation Efforts - Since the 14th Five-Year Plan, Tianjin has implemented various projects such as the Beijing-Tianjin sand source management and ecological comprehensive management of the Yanshan Mountains, resulting in a cumulative soil erosion control area of 21.18 square kilometers [2] - The city has completed the construction of 66 ecological clean small watersheds, enhancing the agricultural irrigation system in the Jizhou mountainous area and improving water retention and soil conservation capabilities [2] Group 2: Economic and Environmental Impact - During the 14th Five-Year Plan period, the soil erosion control projects have increased annual water retention by over 1.26 million tons, with annual increases in crop yields of over 1.15 million kilograms and fruit yields of over 180,000 kilograms, generating direct economic benefits of 3.77 million yuan [2] - The Tianjin water authority has enforced strict regulations on soil conservation, identifying and addressing 384 illegal projects during the 14th Five-Year Plan period, achieving a 100% enforcement rate [2]