Green Book supplementary guidance: climate change and environmental valuation
Supplementary guidance to the Green Book covering the consideration of natural capital and environmental impacts in policy appraisal.
Documents
Update history
2025-04-08 15:03
Accounting for the effects of climate change supplementary Green Book guidance has been updated by Defra in consultation across government. The new guidance includes a set of standardised climate scenarios for government appraisal and a guide to applying climate impacts to traditional cost benefit analysis.
2024-05-16 12:31
Minor technical update to guidance, which fixes broken links and updates old references.
2022-11-18 13:30
New link to the Green Book and its collection of accompanying guidance and materials collection page to improve signposting.