However, the Committee on Climate Change, the government's statutory advisers, say that in order to meet long-term climate targets, the electricity generating sector should be "virtually decarbonised" by 2030.
BBC: Science & Environment
2.
The one big exception is China, which decarbonised at 5.8% per year during the 1990s, although it started from the standpoint of very poor fuel effiency and massive reliance on coal, so could be said to be plucking "low-hanging fruit".