Core Viewpoint - The article emphasizes the efforts of Dezhou City in Shandong Province to improve ecological environment quality through pollution prevention and control measures, highlighting the initial success in building a beautiful Dezhou [2][14]. Group 1: Pollution Prevention and Control - Dezhou's ecological environment bureau is focused on precise, scientific, and legal pollution control, making steady progress in key tasks to improve ecological quality [3][15]. - The city has implemented a "one city, one policy" approach with expert teams to monitor air quality and manage pollution sources effectively [3][16]. - The elimination rate of non-operational diesel trucks meeting National III and below emission standards is 67.8% [3][16]. Group 2: Air Quality Improvement - In the first quarter, the comprehensive air quality index was 4.64, showing a year-on-year improvement of 13.8%, with PM2.5 concentration at 48 micrograms per cubic meter, improving by 21.3% [4][19]. - The proportion of good air quality days reached 75.6%, an increase of 3.1 percentage points year-on-year [4][19]. Group 3: Water Quality Management - The city has conducted extensive inspections, including 446 kilometers of urban pipelines and 69 sewage treatment plants, identifying and rectifying 381 hazards [3][16]. - All six major river monitoring sections in the city met or exceeded Class III water quality standards [4][19]. Group 4: Soil and Waste Management - The first quarter saw the review of eight soil pollution status reports and the adjustment of the 2025 soil pollution key regulatory unit list [4][17]. - The city has improved hazardous waste management, completing evaluations for five hazardous waste enterprises [4][17]. Group 5: Regulatory and Monitoring Enhancements - The ecological environment bureau has optimized enforcement models, balancing support and enforcement, and implementing differentiated enforcement strategies [20]. - The use of online monitoring and satellite remote sensing technologies has increased non-intrusive enforcement to over 40% [20]. Group 6: Green Development Initiatives - Dezhou is promoting green development through the establishment of national and provincial-level green factories and industrial parks [21]. - The city has initiated projects aimed at reducing carbon emissions and pollution while enhancing economic growth [21]. Group 7: Strategic Planning for Future Development - The city has developed a comprehensive plan for building a beautiful Dezhou, focusing on green economy and environmental sustainability [22]. - The ecological environment department aims to address significant ecological issues affecting residents' quality of life, enhancing their sense of security and happiness [22].