The debate around climate change, and what actions governments, the private sector and households ought to take is being thrust ever more into the public eye. Earlier this year ‘Extinction Rebellion’ protests demanding ‘emergency’ action disrupted central London — although arguably not as much as this week’s ‘heatwave’, which once again exposed the UK’s infamous struggles with inclement weather. But with temperature records set in many European cities, it highlighted a longer-term trend towards a warming planet. The climate debate