Independent: He is one of Hollywood’s original environmentalists, who was promoting the virtues of renewable energy and eco-friendly design long before it was fashionable. But Robert Redford takes a dim view of sustainable development in his own leafy backyard. The Oscar-winning actor, whose decades of pioneering green activism saw him elevated to Time magazine’s list of “environmental superheros,” has prompted talk of pots and kettles by joining a crusade to prevent the development of a new “eco …