From Wall Street to Davos, sustainable investing is blazing a path into the mainstream. After years of mostly talking about socially responsible investing, the world is actually coming to realize that ESG - environment, social and governance-factors are not just about improving the world. They also promise the potential for strong returns. This week, Alex Eule is joined by Barron's Leslie Norton who has spent several years covering sustainable investments. Learn more about your ad choices. Visit megaphone.fm/adchoices