- United Kingdom 2026
- Chapter 6
Lenses and readings
The baseline is read through each steward’s lens, then once as a whole. Each lens is a projection of reviewed findings, not a separate argument.
Contents
- ·Edition home
- ·Executive summary
- 1Britain’s risk is coupled, not cumulative
- 2Key findings
- 3Systems and sectors at baseline
- 4Risks and capability
- 5Hot, dry summer in southern England
- 6Lenses and readings
- 7The 2027 agenda
- 8Systems in depth
- AMethodology
- BData appendix
- CReferences and record
- ·Complete edition, for print
6.1Three lenses
One edition, read by each steward. The lens of this site comes first.
GRF · KEY M
Public Meaning
For most people risk arrives as a heatwave in a home built for cold, a flooded street or a hosepipe ban. The baseline asks that these be read as one system, and that debate weigh who carries the costs of flooding as cover changes.
HLT-004 · WAT-006 · WAT-005
GCRI · KEY T
Technical Truth
The evidence supports a coupled reading of British risk. Heat, flooding and water shortage are already recorded, not projected; electrification makes the grid central; and food and nature carry slower exposures. Evidence is strongest for emissions and flood exposure, weakest for lifeline interdependence.
CLI-001 · WAT-006 · INF-010 · SYS-012
GRA · KEY F
Capital Meaning
Readiness implications only. Weather claims are high, flood cover rests on a transitional scheme until 203921, and the clean-power transition needs grid investment16. These show where finance-readiness evidence will matter. Nothing here is advice, a rating or an approval.
WAT-006 · ENE-002
NEXUS
Synthesis
The UK has cut emissions fast and observes its risks well, but adaptation lags. The 2027 programme should test the hot, dry summer pathway, map lifeline single points of failure, and measure flood cover where it lands.
SYS-012 · A-01 · A-03
6.2Global Risks Forum reading: editorial essays
Four signed essays by the Reports editorial team set out the positions this edition takes. They are interpretation, labelled as such; the evidence they draw on is in the findings register.
Britain’s homes, hospitals and railways were built for cold. The 40 °C summer of 2022 showed what happens when heat arrives in infrastructure designed for the opposite. Adapting to heat is now as much a building and transport question as a health one.
EDITORIAL ESSAY · 01
A cold-climate country in a hot summer
England faces more flood exposure and a projected supply shortfall at the same time. The same rain that floods streets in winter is missing from reservoirs in summer. Water policy has to manage both ends of the same system.
EDITORIAL ESSAY · 02
Water is both too much and too little
The end of coal and the plan for clean power by 2030 move more of daily life onto the grid. That raises the stakes of every single point of failure, as one substation fire at Heathrow made plain.
EDITORIAL ESSAY · 03
Clean power makes the grid the backbone
Wetlands, floodplains and healthy rivers absorb floods and clean water. With species abundance down by a fifth since 1970, the country has been running down a capability it now needs most.
EDITORIAL ESSAY · 04
Nature is the cheapest defence
6.3GCRI reading: the model card
GCRI’s reading of this edition is its model card: what the national model is, what it computes and where it stops. It is printed in full in Annex A, with the methods it belongs to. Annex A, methodology
6.4Global Risks Alliance reading: q1 2027 readiness pack
The registers that open the first operational quarter. At baseline each is initialised from this edition.
| Item | Register | State at baseline | First Q1 2027 entry |
|---|---|---|---|
| E1 | National risk state delta | baseline set by this edition | changes against the baseline |
| E2 | WEFH+B state delta | five system readings set | indicator updates and freshness |
| E3 | Agenda and Portfolio movement | eight agenda items · six proposed objects | admission decisions |
| E4 | NWG delivery register | no groups yet | first monthly outputs |
| E5 | NNC capability register | membership opens in Q1 2027 | first contributions |
| E6 | NLC questions and challenges | none yet | first challenge log |
| E7 | Foundry technical state | environment prepared | first sealed cut |
| E8 | Publication candidates | twelve findings carried forward | PUBLISH · HOLD dispositions |
| E9 | Universe readiness | one candidate mission | admission and role spine |
| E10 | Correction register | none | first correction cycle |
Publication dispositions
- Publish
- Hold
- Needs evidence
- Restricted
- Superseded
6.5Nexus Standards reading: standards and regulatory watch
Instruments that shape the systems in this edition, by status on the retrieval date. The edition assesses no one’s compliance.
- IN FORCE
- ADOPTED
- PUBLISHED
- UNDER REVIEW
| Instrument | Body | Scope | Status | Relevance |
|---|---|---|---|---|
| Climate Change Act 2008, net zero by 205024 | UK Parliament | UK | IN FORCE | emissions |
| Environment Act 202125 | UK Parliament | England (mainly) | IN FORCE | nature, water targets |
| Water (Special Measures) Act 202526 | UK Parliament | England and Wales | IN FORCE | water companies |
| Clean Power 2030 Action Plan16 | DESNZ | Great Britain | PUBLISHED 2024 | power system |
| UK Government Resilience Framework27 | Cabinet Office | UK | PUBLISHED 2022 | resilience |
| Data centres as Critical National Infrastructure22 | DSIT | UK | DESIGNATED 2024 | digital resilience |
| Critical Minerals Strategy23 | DBT | UK | PUBLISHED 2023 | supply security |
| Flood Re scheme to 203921 | Flood Re | UK | IN FORCE | flood cover |
Changed since 2024
To watch in 2027
- The next climate change risk assessment cycle
- Implementation of water-sector reform
- Progress against the clean power 2030 milestones
6.6Risk Academy reading: literature and evidence review, science and assessments
The review behind this edition covers statutory assessments, peer-reviewed science and the institutional reports that bind its findings. Systematic reviews for each agenda item begin in Q1 2027.
Review protocol
- Question
- What does the published evidence establish about the United Kingdom’s coupled water, energy, food, health and biodiversity risks?
- Sources searched
- peer-reviewed literature; statutory assessments; official statistics; agency and industry data
- Window
- releases available at evidence close, 30 September 2026
- Selection
- sources that bind or contextualise a finding in this edition
- Next step
- systematic reviews for agenda items A-01 to A-05 in Q1 2027
| Reference | Issuer | Year | Role | Used for |
|---|---|---|---|---|
| Kendon et al.3 | journal article | 2025 | supports | UK climate state |
| CCRA3 independent assessment4 | statutory assessment | 2021 | supports | climate risks |
| CCRA3 government report5 | statutory assessment | 2022 | supports | priority risks |
| Adaptation progress6 | statutory report | 2025 | supports | adaptation gaps |
| Lee and Romero (eds.)31 | assessment | 2023 | context | global forcing |
| Zscheischler et al.32 | journal article | 2018 | framework | compound events |
| McElwee et al. (eds.)34 | assessment | 2024 | context | nexus interlinkages |
| Reference | Issuer | Year | Role | Used for |
|---|---|---|---|---|
| National Risk Register7 | Cabinet Office | 2023 | supports | national risks |
| Resilience Framework27 | Cabinet Office | 2022 | supports | capability |
| HECC report12 | UKHSA | 2023 | supports | climate and health |
| Reference | Issuer | Year | Role | Used for |
|---|---|---|---|---|
| GHG emissions, final1 | DESNZ | 2026 | supports | emissions |
| Flood assessment8 | Environment Agency | 2024 | supports | flood exposure |
| Water resources framework9 | Environment Agency | 2025 | supports | supply shortfall |
| Storm overflows10 | Environment Agency | 2024 | supports | river quality |
| Heat mortality11 | UKHSA | 2023 | supports | heat deaths |
| Population13 | ONS | 2024 | supports | profile |
| Food security14 | DEFRA | 2024 | supports | food supply |
| Reference | Issuer | Year | Role | Used for |
|---|---|---|---|---|
| Clean Power 20301617 | DESNZ · NESO | 2024 | supports | power transition |
| Substation fire review19 | NESO | 2025 | supports | single points of failure |
| State of Nature15 | partnership | 2023 | supports | species trends |
| Weather claims20 | ABI | 2024 | context | insurance |
| Flood Re21 | Flood Re | 2024 | supports | flood cover |
| Catastrophe figures2 | Munich Re | 2026 | context | European losses |
Where the evidence agrees
Notes
Numbers are the edition’s reference numbers, so a note reads the same in every chapter. The full list, with every source and its licence, is in Annex C. Annex C, references
- 21Flood Re (ed.), Annual Report and Accounts 2024 and Transition Plan to 2039. Flood Re, London, 2024.back
- 16Department for Energy Security and Net Zero (ed.), Clean Power 2030 Action Plan: A New Era of Clean Electricity. DESNZ, London, December 2024.back
- 24UK Parliament (ed.), Climate Change Act 2008, as amended by the Climate Change Act 2008 (2050 Target Amendment) Order 2019. London.back
- 25UK Parliament (ed.), Environment Act 2021. London, 2021.back
- 26UK Parliament (ed.), Water (Special Measures) Act 2025. London, 2025.back
- 27Cabinet Office (ed.), The UK Government Resilience Framework. HM Government, London, December 2022.back
- 22Department for Science, Innovation and Technology (ed.), “Data centres designated Critical National Infrastructure.” Press release, London, September 2024.back
- 23Department for Business and Trade (ed.), Resilience for the Future: The UK’s Critical Minerals Strategy. DBT, London, 2023.back
- 18Department for Energy Security and Net Zero (ed.), “End of coal power”, closure of Ratcliffe-on-Soar power station. Press release, London, 30 September 2024.back
- 3M. Kendon et al., “State of the UK Climate 2024,” International Journal of Climatology, vol. 45, 2025.back
- 4Climate Change Committee (ed.), Independent Assessment of UK Climate Risk: Advice to Government for the UK’s Third Climate Change Risk Assessment (CCRA3). CCC, London, 2021.back
- 5HM Government (ed.), UK Climate Change Risk Assessment 2022. HM Government, London, January 2022.back
- 6Climate Change Committee (ed.), Progress in Adapting to Climate Change: 2025 Report to Parliament. CCC, London, 2025.back
- 31H. Lee and J. Romero (eds.), Climate Change 2023: Synthesis Report. IPCC, Geneva, 2023.back
- 32J. Zscheischler, S. Westra, B. J. J. M. van den Hurk et al., “Future climate risk from compound events,” Nature Climate Change, vol. 8, pp. 469–477, 2018.back
- 34P. D. McElwee, P. A. Harrison, T. L. van Huysen et al. (eds.), Thematic Assessment Report on the Interlinkages among Biodiversity, Water, Food and Health. IPBES secretariat, Bonn, 2024. doi:10.5281/zenodo.13850054. doi:10.5281/zenodo.13850054back
- 7Cabinet Office (ed.), National Risk Register 2023 edition. HM Government, London, 2023.back
- 12UK Health Security Agency (ed.), Health Effects of Climate Change (HECC) in the UK: 2023 Report. UKHSA, London, 2023.back
- 1Department for Energy Security and Net Zero (ed.), 2024 UK Greenhouse Gas Emissions, Final Figures. DESNZ, London, 5 February 2026.back
- 8Environment Agency (ed.), National Assessment of Flood and Coastal Erosion Risk in England 2024. Environment Agency, Bristol, December 2024.back
- 9Environment Agency (ed.), National Framework for Water Resources 2025. Environment Agency, Bristol, 2025.back
- 10Environment Agency (ed.), Event Duration Monitoring: storm overflows annual data 2023. Environment Agency, Bristol, 2024.back
- 11UK Health Security Agency (ed.), Heat Mortality Monitoring Report: 2022. UKHSA, London, 2023.back
- 13Office for National Statistics (ed.), Population estimates for the UK, England, Wales, Scotland and Northern Ireland: mid-2023. ONS, Newport, 2024.back
- 14Department for Environment, Food and Rural Affairs (ed.), United Kingdom Food Security Report 2024. DEFRA, London, December 2024.back
- 17National Energy System Operator (ed.), Clean Power 2030: Advice on Achieving Clean Power for Great Britain by 2030. NESO, Warwick, November 2024.back
- 19National Energy System Operator (ed.), North Hyde substation fire: review of the 21 March 2025 outage. NESO, Warwick, 2025.back
- 15State of Nature Partnership (ed.), State of Nature 2023. State of Nature Partnership, UK, 2023.back
- 20Association of British Insurers (ed.), weather-related home insurance claims, 2023. ABI, London, 2024.back
- 2Munich Re (ed.), Natural disasters in 2025: NatCatSERVICE full-year figures. Munich Re, Munich, January 2026.back