Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2019

View the Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990–2019 (published in 2021), developed by the U.S. Government to meet U.S. commitments under the United Nations Framework Convention on Climate Change (UNFCCC).

For a list of all archived reports, view the U.S. Greenhouse Gas Inventory Report Archive.

For the most recent report, view EPA's Inventory of U.S. Greenhouse Gas Emissions and Sinks.

Download the Report Tables

• 2021 Main Report Tables (zip) - A separate comma-separated values (CSV) file for each table within the main report. Each CSV includes the full timeseries as applicable. (corrected per corrigenda)
• 2021 Annex Tables (zip) - A separate comma-separated values (CSV) file for each table within the Annex. Each CSV includes the full time series as applicable. (corrected per corrigenda)

View the Report

• 2021 Executive Summary (pdf) (1.99 MB, April 2021, 430-R-21-005)
  Includes data and discussion on the overall estimates and trends in the inventory.
• 2021 Complete Report (pdf) (15.45 MB, April 2021, 430-R-21-005)
  Full, complete Inventory report. Corrected per corrigenda.
• 2021 All Annexes (pdf) (9.23 MB, April 2021, 430-R-21-005)
  Full, complete Annex which contains further information, more detailed explanations of methodologies, more detailed data, and additional information on greenhouse gas emissions and sinks, supplementing the main Inventory document.
• 2021 Expert Review Comment Log (pdf) (1.45 MB)
  Summary of Expert Review comments and responses.
• 2021 Public Review Comment Log (pdf) (809.48 KB)
  Summary of Public Review comments and responses
• Corrigenda (pdf) (199.27 KB, April 2022, 430-R-21-005)
  Includes documented changes made to the main text and annex documents after the initial publication.
• Data Highlights (pdf) (1.84 MB, April 2021, 430-F-21-010)
• Inventory of U.S. Greenhouse Gas Emissions and Sinks Fast Facts (pdf) (1.84 MB, April 2021, 430-F-21-011)