我国新增水土流失治理面积超二十八万平方公里

Core Insights - The Chinese government has effectively controlled newly added soil and water loss since the start of the 14th Five-Year Plan, with significant progress in key areas and an expected increase in soil conservation rate to 72.83% by the end of 2024 [1] Group 1: Soil and Water Loss Management - By the end of 2024, the newly managed area for soil and water loss is projected to reach 281,700 square kilometers, with the national soil and water loss area decreasing from 2,692,700 square kilometers in 2020 to 2,601,900 square kilometers [1] - The soil conservation rate is expected to rise from 71.85% in 2020 to 72.83% by 2024, indicating a steady improvement in soil and water loss conditions [1] Group 2: Regional Efforts - In the Yellow River Basin, collaborative efforts have led to the management of 30,000 square kilometers of soil and water loss, with the construction of 2,637 sediment retention dams and the reinforcement of 3,090 at-risk sediment retention dams by the end of 2024 [1] - The area of soil and water loss in the Loess Plateau is expected to decrease from 234,200 square kilometers in 2020 to 218,800 square kilometers by 2024 [1] - In the Northeast Black Soil Region, 33,000 erosion gullies are being managed, with new farmland indicators being explored for trading [1] Group 3: Specific Initiatives - In the Danjiangkou Reservoir area and its upstream, a joint plan for water pollution prevention and soil conservation is set to manage 6,306 square kilometers of soil and water loss by the end of 2024 [2] - In the "Three North" region, 30,900 square kilometers of soil and water loss are targeted for management, with an additional sediment interception capacity of 687 million tons from newly constructed sediment retention dams [2] - The area of soil and water loss in the "Three North" region has decreased by 14,100 square kilometers from 2023 to 2024 [2]