Planes at Las Vegas airport Frank Nowikowski/Alamy
I recently had to replace the hot water system in my house. It cost a small fortune. I’m fortunate enough to be able to afford it, but I couldn’t go to the next level, a heat pump. My carbon footprint will be lowered by my new boiler, but it won’t be where I want it to be: zero.
If I can’t afford it, god only knows how the majority of people ever will. But there are those living not far from me who could buy a heat pump for every house in London and hardly feel the pinch. They…
