Whether rural, suburban or urban dweller, transportation is a critical lifeline to meet the needs of daily living, maintain independence and enable social connection. Walking and bicycling are important transportation alternatives to motor vehicle travel. They are also important sources of physical activity and social connectedness. Creating and/or enhancing environments to be more supportive of walking and bicycling has been a significant initiative within the transportation and health communities for over a decade, with important progress in many locations. Rates of walking and bicycling...