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Draft greenhouse‑gas inventory shows 28% decline since 2005; transportation now largest share

Fairfax County Board of Supervisors Environmental Committee · November 25, 2025
AI-Generated Content: All content on this page was generated by AI to highlight key points from the meeting. For complete details and context, we recommend watching the full video. so we can fix them.

Summary

A draft inventory from the Metropolitan Washington Council of Governments shows Fairfax County’s 2023 emissions are about 4 million metric tons CO2e lower than 2005 (a 28% drop), with transportation accounting for roughly 49% of current emissions; refrigerants and fugitive emissions rose and data centers were included for the first time.

County staff briefed the Environmental Committee on a draft greenhouse‑gas inventory prepared by the Metropolitan Washington Council of Governments (COG), highlighting long-term reductions as well as recent rebounds in emissions.

"The most recent analysis by COG is for 2023 and it's 4,000,000 metric tons lower, a 28% reduction from 2005," John Morrill, OEEC director, said. He noted that transportation's relative contribution to emissions has grown to roughly 49 percent and that emissions rose…

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