Europe’s carbon-light future is arriving

Ten years ago, my friend Patrice and his wife, Brigitte, installed air conditioning in their summer home in the Pyrenees mountains in southwestern France. Their son insisted and paid for it — a good thing. It’s been getting hotter every year there, and this year the temperatures hit 95 degrees Fahrenheit and stayed there as forest fires spread across the country.Ten years ago, my friend Patrice and his wife, Brigitte, installed air conditioning in their summer home in the Pyrenees mountains in southwestern France. Their son insisted and paid for it — a good thing. It’s been getting hotter every year there, and this year the temperatures hit 95 degrees Fahrenheit and stayed there as forest fires spread across the country.