T/ACEF 107-2023 Active

Scope: This document provides guidance on the principles of quantifying greenhouse gas emissions from metro travel, the scope and procedures of assessment, the content of the assessment, and data quality management. This document is applicable to individuals or metro operating companies conducting greenhouse gas emission quantification assessments of metro travel behavior. Other rail transit systems may refer to and use this document for reference. Main technical content: 4. Greenhouse gas emission quantification principles 4.1 Applicability 4.2 Accuracy 4.3 Transparency 4.4 Conservatism 5. Greenhouse gas emission quantification assessment scope and procedures 5.1 Assessment scope 5.2 Assessment procedures 6. Greenhouse gas emission quantification content 6.1 Identification of metro travel behavior and emission sources 6.2 Identification of baseline scenarios 6.3 Calculation of baseline scenario emissions 6.4 Calculation of metro travel emissions 6.5 Quantitative assessment of emission reductions 7. Data quality management 7.1 Data quality requirements 7.2 Data management requirements