水乡苏州城市污水集中收集处理率达87.7%

Group 1 - During the "14th Five-Year Plan" period, Suzhou's air quality has improved, with PM2.5 annual average concentration and heavy pollution days maintained at good levels, and the proportion of water quality at national and provincial monitoring points reaching Grade III [1][3] - Suzhou has enhanced urban sewage treatment capacity by over 500,000 tons per day, achieving a centralized sewage collection rate of 87.7%, and completed the remediation of 116 enterprises to improve industrial wastewater treatment capacity by over 200,000 tons per day [3][4] - The city has implemented 176 lake governance projects and established a monitoring and early warning system for blue-green algae, restoring 13,000 acres of aquatic vegetation [3][4] Group 2 - Suzhou has initiated over 12,000 air pollution prevention projects, eliminated more than 46,000 diesel trucks that do not meet national standards, and completed ultra-low emission transformations in the steel industry [4][6] - The city has established a soil and groundwater monitoring information platform, promoting full lifecycle soil environmental management, and was recently selected as one of the "20 Cities Moving Towards 'Zero Waste'" by the UN Secretary-General's Advisory Committee [4][6] - In the "15th Five-Year Plan" period, Suzhou aims to synergize carbon reduction, pollution reduction, and green expansion, while modernizing its ecological environment governance system to achieve high-quality development and high-level protection [6]