Greener Working article by Tom Guay, 6/8/09. "Is your company ready to help its customers cut their carbon footprint? Whether you want to or not right now, you may not have a choice once your competitors adopt green strategies, and it's this kind of competitive pressure that's driving cell phone maker Sony Ericsson to be green. This summer marks a big expansion of the company's GreenHeart initiative to make green telecommunications equipment that cuts energy usage by its customers and within its manufacturing facilities."