青海西宁：废弃物“浴火重生” 电解铝绿色转型

Group 1: Environmental Initiatives in Xining - Xining has made significant progress in ecological improvement, with forest coverage in the core area of the South-North Mountain Greening Project increasing from 7.2% to 79% since 1989, enhancing carbon sequestration [1] - As a second batch national carbon peak pilot city, Xining is implementing actions targeting major emission sources and promoting green transformations in urban construction, industry, and energy sectors [1] - The city has achieved a 100% resource utilization rate for municipal solid waste, effectively realizing waste reduction, resource recovery, and harmless treatment [3] Group 2: Waste Management and Recycling - Sheneng Huangshui Company specializes in waste incineration power generation, processing approximately 400 trucks of municipal waste daily, converting 1 ton of waste into 500 kWh of electricity [2] - The company employs advanced technologies for waste treatment, ensuring emissions meet standards while generating energy for sale [2] - Xining has closed or ecologically capped all 15 municipal waste landfills, becoming the first city in the Tibetan Plateau to achieve zero landfill for raw waste [3] Group 3: Aluminum Industry Transformation - China's electrolytic aluminum production accounts for half of the global output, with significant carbon emissions associated with traditional production methods [4] - Xining's Ganhua Industrial Park is recognized as a core production base for green electricity aluminum, with companies like Huanghe Xinye focusing on low-carbon transformation and green energy utilization [5][6] - By 2027, Xining aims for a 90% conversion rate of primary electrolytic aluminum products and a 75% share of clean energy in aluminum production [7]