Carbon Accounting Changes Could Lift Corporate Greenhouse-Gas Emissions

Changes to emissions accounting rules are being considered that could significantly increase carbon footprints for companies claiming to use 100% renewable power in their efforts to decarbonize.

How companies tally greenhouse-gas emissions from their electricity purchases—so-called Scope 2 emissions—was the most popular issue in a recent consultation on updating widely used GHG Protocol carbon accounting rules. Officials are analyzing whether to recommend more granular reporting of Scope 2 emissions, which would improve accuracy but also could lift reported emissions by as much as nearly 50%, according to recent research. The GHG Protocol is used by more than 10,000 companies to calculate their emissions and is expected to underpin international and U.S. climate reporting regulations. 

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