This document discusses carbon footprinting and reducing carbon emissions. It begins by explaining what carbon is and how carbon dioxide contributes to global warming. It then discusses worldwide legislation around reducing carbon emissions, including the UN Framework Convention on Climate Change, Kyoto Protocol, and UK Climate Change Act. The document defines what a carbon footprint is and outlines the primary sources of emissions that make up an organization's carbon footprint. It provides examples of behavioral, policy, and technological changes that can help reduce an organization's carbon emissions and associated costs. The document concludes by discussing carbon offsetting and emphasizing the importance of measuring and reducing carbon footprints to meet legislative requirements and promote sustainable business practices.