Big Oil, make way for Big Solar: The winners and losers in Paris

Paris

SAVING the world isn't going to be cheap. If you sell oil, coal or old-fashioned cars, that threatens disaster. For makers of stuff like solar panels, high-tech home insulation, and efficient lighting, it's a potential miracle.

That's the bottom line from the weekend's climate deal in Paris, which commits 195 countries to reducing pollution in order to head off dangerous climate change.