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Effective beginning 5/20/2025: Please note this site is under review and content may change.

 

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Chapters
Recommended Citations

Hanson, W.L., C. Itle, K. Edquist. 2024. Chapter 1: Introduction. In Hanson, W.L., C. Itle, K. Edquist. (eds.). Quantifying greenhouse gas fluxes in agriculture and forestry: Methods for entity-scale inventory. Technical Bulletin Number 1939, 2nd edition. Washington, DC: U.S. Department of Agriculture, Office of the Chief Economist.

 

ImageDownloadPDFDescriptionOther Files
Full Report Full, complete report. Other files include the Excel workbook used in Chapter 5 to quantify the projected GHG flux from forest management activities, Excel workbook user guide, and Excel workbook SQL code documentation.
Executive Summary Includes summary of GHG sources and approaches and an overview of GHG estimation methods. 
Chapter 1, Introduction Includes background information on how the methods were developed. Summarizes methods for each sector and how to select the appropriate methods for a specific entity. 
Chapter 2, Considerations When Estimating Agriculture and Forestry GHG Emissions and Removals Outlines the estimation process and includes standard definitions and system boundaries to consider in entity estimates. 
Chapter 3, Quantifying Greenhouse Gas Sources and Sinks in Cropland and Grazing Land Systems Includes GHG estimation methods for the croplands and grazing lands sectors. 
Chapter 4, Quantifying Greenhouse Gas Sources and Sinks in Animal Production Systems Includes GHG estimation methods for the animal production sector. 
Chapter 5, Quantifying Greenhouse Gas Sources and Sinks in Managed Forest Systems Includes GHG estimation methods for the managed forest sector.
Other files include the accompanying Excel workbook and its SQL script and instructions.
Chapter 6, Quantifying Greenhouse Gas Sources and Sinks in Managed Wetland Systems Includes GHG estimation methods for the managed wetland sector. 
Chapter 7, Quantifying Greenhouse Gas Sources and Sinks in Land-Use Change Includes estimation methods for GHG flux resulting from changes between land-use types at the entity scale. 
Chapter 8, Uncertainty Quantification for Entity-Scale Greenhouse Gas Emissions Includes uncertainty quantification methods and guidance for entity-scale GHG estimation.