While the UK has seen a big reduction in emissions from the power sector, emissions from other key sectors, notably transport and buildings, have stayed flat.
It was a significant advance compared to previous proposals. In particular, it took the structure proposed by the Climate Change Committee of working out what was needed to decarbonize on a sector-by-sector basis. Additionally, it set out a series of potential pathways, to reflect the fact that some technology choices are still unclear. Finally, it set a timetable to allow businesses and households to plan. It reiterated moves like the sales ban on petrol and diesel cars by 2030, but there were also new measures.