Grist: A European and an American walk into their local bank. Each has a savings account. The banks have the same antiseptic feel, their cash machines make the same robotic moves. There is one fundamental difference between the two, however how they account for the vulnerability of their assets to climate change. Thats a point thats been made by a string of financial executives, regulators, and political figures over the past week of climate negotiations in Paris. That includes Mark Carney, head of...