全国首个污水尾水回用碳普惠方法学发布，助力全运“碳中和赛事”

Core Insights - The establishment of the "Carbon Benefit Methodology" for wastewater treatment in Guangzhou marks a significant advancement in linking wastewater reuse with carbon reduction, making Guangzhou the first city in China to achieve this in the sewage treatment sector [1][2][3] Group 1: Methodology and Implementation - The "Methodology" serves as a technical guideline that directly connects "qualified wastewater reuse" with "carbon reduction," providing a unified standard for carbon reduction projects in the wastewater industry [2][3] - The methodology employs a "differential method" to calculate emission reductions by comparing carbon emissions from conventional water supply processes with those from reused wastewater systems, allowing for precise quantification of greenhouse gas reduction benefits [2][3] Group 2: Impact and Significance - The methodology transforms the "low-carbon value" of wastewater from being invisible to being measurable, reportable, and verifiable, thus providing essential technical support for future carbon asset development in urban water management [3][4] - The initiative aligns with the goals of the 15th National Games and the Special Olympics, promoting a transparent and traceable carbon reduction framework that integrates green outcomes into the event's organization [3][4] Group 3: Industry Standards and Practices - The methodology fills a gap in the standards for carbon reduction accounting in wastewater reuse, offering a clear path for wastewater treatment enterprises across the country to quantify their carbon reduction achievements [3][4] - Guangzhou Water Investment Group has successfully developed 6,051 tons of CO2e reduction and donated it to the organizing committee, demonstrating a commitment to supporting the carbon-neutral goals of the upcoming sports events [5][6] Group 4: Technological Advancements - Guangzhou Water Investment Group has implemented a comprehensive carbon management system covering water, sludge, gas, electricity, and carbon, showcasing its commitment to green and low-carbon technology innovation [6][7] - The company has established nine provincial and municipal technology innovation platforms, holds 165 patents, and has achieved several international leading standards in its technological advancements [6][7]