Abstract
During the 2021 Glasgow Climate Change Conference (COP26), a hybrid seminar event "Greenhouse gas (GHG) Monitoring Project for the Global Stocktake 2023" was held at the COP26 Japan Pavilion on 2nd of November 2011. The participants presented and discussed science-based GHG monitoring approaches in support of the Global Stocktake. This report summarizes the five research talks given at the event.