Chapter 2: The UK path to Net Zero This section addresses the implications of different pathways to Net Zero on the level of the Sixth Carbon Budget. This section presents results for all of our exploratory scenarios, but primarily focuses on the Headwinds, Widespread Engagement, Widespread Innovation scenarios. The Tailwinds scenario and the potential to achieve Net Zero before 2050 are discussed in Section 3. This section is set out in four parts: 2. Alternative pathways to Net Zero by 2050