The Greenhouse Gas Protocol & its Scope 1, 2 & 3 Emissions Classification Explained

The International Sustainability Standards Board (ISSB) announced recently that it would mandate the reporting of Scope 3 greenhouse gas (GHG) emissions – or emissions resulting from a company’s supply chain – as part of its ESG disclosure standards currently under development. Given how tricky such emissions can be to assess, the move signals the criticality of carbon footprint reporting to both investors and regulators. The ruling was unanimous.