In this special end-of-year episode, 39 Essex Chambers' barrister Ella Grodzinski and Anna Tranter of Irwin Mitchell look back at the key climate caselaw developments of the year.

Costs & Aarhus protections: 

• R (Badger Trust and Wild Justice) v Natural England [2025] EWHC 2761 (Admin)
• Green Lane Association v Central Bedfordshire Council [2025] EWHC 2251 (Admin)

Finch developments:

• Greenpeace Ltd & Uplift v Advocate General for Scotland [2025] CSOH 10
• R (Boswell) v Secretary of State for Energy Security and Net Zero [2025] EWCA Civ 669

Aviation: 

• R (Luton and District Association) v Secretary of State for Transport [2025] EWHC 3206 (Admin)
• R (Possible & Group for Action on Leeds Bradford Airport) v Secretary of State for Transport [2025] EWHC 1101 (Admin)

Additionally, they also share a look ahead to key cases in 2026, including the Foodrise Supreme Court appeal, Gatwick's second runway challenge, and emerging corporate accountability claims.