坚持源头治理 守护“辽宁蓝”

Group 1 - The core viewpoint emphasizes the importance of reducing pollutant emissions from enterprises to control air pollution, with specific improvements noted in the steel industry [1][2] - An overview of the environmental upgrades at Chaoyang Steel, including 72 ultra-low emission projects that achieved significant reductions in particulate matter, sulfur dioxide, and nitrogen oxide emissions by 51.85%, 70%, and 60.42% respectively [1] - Liaoning Province has committed to improving air quality, aiming for an average PM2.5 concentration below 34 micrograms per cubic meter and a heavy pollution day ratio below 0.7% by 2025 [1] Group 2 - The implementation of the local standard for air pollutant emissions in the steel industry is a key measure, covering all processes and 33 pollutant emission limits [2] - Five steel enterprises in Liaoning have completed ultra-low emission transformations, expected to reduce pollutants by 38,400 tons [2] - The province's environmental monitoring center has developed a forecasting platform for air quality, allowing for predictions of pollution trends and timely responses [2] Group 3 - A rapid response mechanism for pollution events has been established to proactively manage heavy pollution days, employing measures such as "peak shaving to maintain quality" [3]