Then there’s the money. Lots of it. In Copenhagen, Hillary Clinton put $100 billion a year on the table. When developing nations say they want a legally binding agreement out of Paris, they mean that they want the West to be legally obligated to deliver $100 billion a year. And it doesn’t end there. In its submission, India states that 363 million of its people live in poverty and it plans to more than triple electricity consumption by 2030. It reckons that it needs at least two and a half trillion dollars of climate finance over the next 15 years,...