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AP-42 Emissions Factors (WebFIRE)
Emissions factors have long been the fundamental tool in developing national, regional, state, and local emissions inventories for air quality management decisions and in... -
Report on U.S. Methane Emissions 1990-2020: Inventories, Projections, and Opp...
This dataset contains relative and absolute forecasts of emissions through 2020 for landfills, natural gas and oil systems, coal mines, manure management and enteric... -
Air Trends
Air Trends provides geographic trend information for specific air pollutants. -
Ozone-depleting Substances (ODS)
This site includes all of the ozone-depleting substances (ODS) recognized by the Montreal Protocol. The data include ozone depletion potentials (ODP), global warming potentials...