Bloomberg: Europe can cut greenhouse gas emissions by 80 percent and reduce its energy bill by 350 billion euros ($476 billion) a year by 2050 if it acts within five years, according to the European Climate Foundation. The 27-nation European Union is poised to lower carbon- dioxide discharges by 20 percent in this decade from 1990 levels and aims to reduce pollution by 80 percent to 95 percent in the next four decades. The goal is reachable, and zero-carbon electricity can be provided as …