Automakers, oil firms and even rental-car companies are increasingly conscious of their environmental image, reports MediaBuyerPlanner. The Web site points to recent high-profile "green" promotions by Chevrolet, Ford, and Honda. The latter has unveiled a campaign entitled "Environmentology," which touts Honda as the "most fuel-efficient auto company in America" and the one most "committed to developing environmentally responsible technology."

Continue ReadingDetroit Loudly Touting Green Cred to Consumers