“十四五”期间我国累计完成9.4亿吨粗钢产能超低排放改造

Group 1 - During the "14th Five-Year Plan" period, the Ministry of Ecology and Environment, along with relevant departments and local governments, implemented 24,000 ecological environment governance projects, resulting in a significant reduction in the total emissions of major pollutants such as nitrogen oxides, volatile organic compounds, chemical oxygen demand, and ammonia nitrogen [1] - The reduction in nitrogen oxides and volatile organic compounds reached approximately 210,000 tons and 220,000 tons respectively, with the elimination of outdated production capacity including over 120 million tons of step-type sintering machine capacity and over 68 million tons of 4.3-meter and below coke oven capacity [1] - Urban environmental infrastructure construction has seen significant improvements, with cumulative reductions of approximately 3.2 million tons in chemical oxygen demand and 350,000 tons in ammonia nitrogen emissions through sewage treatment projects [1] Group 2 - A total of 124 major projects for soil pollution source control were implemented during the "14th Five-Year Plan," managing the leakage risk of 55 million tons of toxic and harmful substances annually [2] - The capacity for centralized treatment of hazardous waste reached 220 million tons per year, a 60% increase compared to 2020 [2] - The Ministry of Ecology and Environment plans to focus on strategic and leading major projects in areas such as air, water, and soil protection, solid waste and new pollutant management, ecosystem optimization, and climate change response for the "15th Five-Year Plan" [2]