The problems created by overreliance on the car are outweighing its benefits. A new, more rational approach to transportation is needed, one that puts the automobile in its rightful place as one among many options. Making drivers pay more of the true costs of automobile use would hasten the shift to public transportation, cycling and walking. In both industrial and developing countries, careful urban planning can help meet future transportation needs by minimizing the demand for travel. But creating sustainable transportation requires bold policy moves.