Includes the proceedings of a conference to advise the United States Department of Transportation, the community at large, and state and local elected officials on the appropriate planning and decision-making process needed to select and develop projects that will improve urban mobility, with emphasis on efficiency, concern for the environment, and shared responsibilities among agencies and affected groups, all within the context of the Intermodal Surface Transportation Efficiency Act of 1991 (ISTEA) and the Clean Air Act Amendments of 1990 (CAAA).