We’ve crunched the numbers to discover what extreme heat and drought will cost the UK’s public finances every year until 2030-31. Our calculations for 2026-27 are £3.4 billion in total, and the costs will rise every year.

We explain what the government should do now to avoid these rising costs.

For more information, contact:

Cath Smith, head of social impact
csmith@green-alliance.org.uk