Groundbreaking initiatives are changing how big names go green and protect ecosystems. Lauren Riley, managing director of global environmental affairs and sustainability at United Airlines, discusses the airline's new emissions goals. Kathy Baughman-McLeod, senior vice president and director of the Adrienne Arsht-Rockefeller Foundation Resilience Center at The Atlantic Council, breaks down insurance for vital resources like coral reefs. And Blake Richetta, CEO of sonnen, explains the concept of "virtual power plants."