Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990–2008 , 430-R-10-006, U.S. Environmental Protection Agency, Office of Atmospheric Programs, 15 Apr. 2010.
Performance standards could cover up to 54 percent of U.S. greenhouse gas emissions. The pie chart above depicts all U.S. greenhouse gas emissions in 2008. Those sources amenable to regulation under section 111 are colored blue. They include: power plants, industry, and large non-agricultural methane sources. Large non-agricultural methane sources include: landfills, coal mines, natural gas and