Common metrics to calculate the carbon dioxide equivalence of greenhouse gases Open English PDF 0.41 MB Symbol DT.DC.SBSTA57.i13d.1 Publication date 08 Nov 2022 Document type Draft negotiating texts Conference Sharm el-Sheikh Climate Change Conference - November 2022 Session SBSTA 57 Author UNFCCC. Subsidiary Body for Scientific and Technological Advice (SBSTA) Topic Measurement, reporting and verification (MRV), Enhanced Transparency Framework (ETF) Agenda item SBSTA 57 13 (d). Common metrics to calculate the carbon dioxide equivalence of greenhouse gases