UK greenhouse gas emissions statistics: planned methodology changes
20252026 changes to methods used to estimate UK greenhouse gas emissions.
Documents
Details
Accredited Official Statistics on the UK’s greenhouse gas (GHG) emissions are published annually. Every year, we apply methodological improvements to the way these emissions are estimated.
This note sets out the main methodology changes that we are planning to make this year, and their estimated impact on emissions compared to the methods used previously.
Updates to this page
Last updated
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23 January 2025 Updated with 2025 methodology.
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23 January 2024 Updated with 2024 methodology.
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30 January 2023 Updated with 2023 methodology.
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27 January 2022 Updated with 2022 methodology.
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28 January 2021 Updated with 2021 changes to methodology for estimating greenhouse gas emissions.
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3 February 2020 Updated with 2020 changes to methodology for estimating greenhouse gas emissions.
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30 January 2019 Publication updated with latest changes to methodology for estimating emissions
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19 January 2018 2018 changes to methodology.
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17 January 2017 Planned methodology changes for UK greenhouse gas emissions report. .
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21 January 2016 2016 changes to methods used to estimate UK greenhouse gas emissions
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13 January 2015 First published.
Update history
2026-01-15 09:30
Updated with 2026 methodology.
2025-01-23 09:30
Updated with 2025 methodology.
2024-01-23 09:30
Updated with 2024 methodology.
2023-01-30 09:30
Updated with 2023 methodology.