Greenhouse Gas (GHG) Emissions and Removals
What are the main GHGs?

Overview of Greenhouse Gases »
Learn about the most important GHGs.
Where do GHGs come from?

Sources of Greenhouse Gases »
Learn about the human activities that add GHGs to our atmosphere.
Global

Find out more about global greenhouse gas emissions and trends.
Organization

Learn about corporate GHG management and use the Emission Factors Hub and Corporate GHG Emission Calculator.
National

Review EPA's Inventory of U.S. Greenhouse Gas Emissions and Sinks report and explore gridded methane inventory data.
Facility

Explore facility-level data collected through EPA's GHG Reporting Program.
State and Tribal

Explore EPA's state and tribal greenhouse gas data and explore resources for states and tribes to develop inventories.
Individual

Use the Individual Emissions Calculator to estimate your carbon footprint.