Carbon accounting protocols typically divide emissions that are tracked into three scopes. This image depicts the kinds of sources associated with Scopes 1, 2 and 3 emissions.

From: Karen Hills and Center for Sustaining Agriculture and Natural Resources. Modified from World Resources Institute (WRI) Greenhouse Gas Protocol.

URL: https://csanr.wsu.edu/the-basics-of-carbon-markets-and-trends/, Accessed on: 2023-03-07

The original image from WRI is a bit more detailed: https://files.wri.org/d8/s3fs-public/styles/1260_wide/s3/2021-04/Scope3_Calculation_Guidance%20-updated.png?VersionId=tb_Uep1EEPV8vCAtwdDgBsMUm0Mvv_X6&itok=t9kXhDLo

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