How to Prepare a Greenhouse Gas Emission Inventory

This guide provides a comprehensive framework for preparing a greenhouse gas (GHG) emission inventory, specifically designed for the Covenant of Mayors initiative. It outlines key concepts, guiding principles, and methodological choices necessary for effective GHG accounting. The document details the scope, boundaries, and activity sectors involved in emissions reporting. It emphasizes the importance of consistency over time and presents various methodological options for GHG accounting. The guide also discusses the setup of an emission inventory, covering areas such as buildings, transport, and non-energy-related sectors, including waste management. Additionally, it addresses the collection of activity data and the use of emission factors to quantify GHG emissions accurately. The document concludes with recommendations for documentation and reporting of GHG emissions, ensuring that users can effectively monitor and report their emissions in alignment with the Covenant of Mayors framework.