The Texas deep freeze was the first warning: the United States has an infrastructure problem. The world's richest nation may need a major update to its electricity grid to prevent future blackouts and allow renewables to take over. Plus, as more and more energy gets transferred across borders, we'll look at the political impediments to getting to net zero. And: almost a billion people have no access to electricity at all. How one startup is trying to bring light to the darkest regions of Earth, and make sure it stays green. "Presented by FedEx" -------- Follow Bloomberg for business news & analysis, up-to-the-minute market data, features, profiles and more: http://www.bloomberg.com/ Connect with us on... Twitter: https://twitter.com/business Facebook: https://www.facebook.com/bloombergbusiness Instagram: https://www.instagram.com/bloombergbusiness/