As a new media outlet, the mission of GreenBusinesses.com is to showcase what eco-friendly businesses are doing right. Studies show their products and services are paying off in new and scalable ways. See how green can work for you by checking out these forward-looking business models. We'd love to hear your comments below. by Joanna L. Krotz of BusinessOnMain Incentives to go green have moved way beyond lowering utility bills. “Cost savings are evolving into revenue generation,” says Lauren Kelley Koopman, a director for PwC’s Sustainable Business Solutions practice. “Sustainability is next-generation business thinking because it creates value, attracts customers, retains employees and improves capital and funding.” In 2012, an Office Depot tracking poll found 61 percent of small businesses were trying to go greener, while 70 percent anticipated going green over the next two years. If you’re still on the fence, consider how these four companies are energizing …