Keith Baker

The report’s conclusion that staying below 2°C this century will only happen if emissions reach net zero by 2050 is well publicised. But there is one, rather more urgent addendum to that: global emissions must peak some time in the middle of this decade. In other words, within the next few years.

Yes, you can regulate markets, but that requires a regulator with both sufficient teeth and the nerve to use them, and one which does not believe that switching suppliers is the answer to all its problems.