Climate: a happy surprise as China leads the way

Start with China, the world’s biggest emitter by far of greenhouse gases: 27 per cent of the entire world’s emissions, and more than twice that of the second-biggest emitter, the United States. In fact, it’s more than all the emissions of all the other developed countries combined.

But wait! China is now installing wind and solar power at an unprecedented rate. It has just reached one thousand gigawatts of solar