Catch up Watch now Net Zero Delivery Summit 2025 on demand Net Zero Delivery Summit 2025 on demand Watch now Net Zero Delivery Summit 2024 on demand Net Zero Delivery Summit 2024 on demand The Net Zero Delivery Summit 2023 The Net Zero Delivery Summit 2023 The Sir Roger Gifford lecture The Sir Roger Gifford lecture Demystifying COP27 Demystifying COP27 The Net Zero Delivery Summit 2022 The Net Zero Delivery Summit 2022 The Finance for Impact Summit The Finance for Impact Summit Green Horizon events Green Horizon events