Atlantic City Expressway - Information and images demonstrating the economic necessity and environmental cost of a highway built on sensitive natural habitats.

A Transportation Planner's Guide to Smart GrowthSmart Growth Network - Transportation policy discussion.

Cato Institute - Transportation - The Cato Institute is a non-profit public policy research foundation named for Cato's Letters, a series of libertarian pamphlets that helped lay the philosophical foundation for the American Revolution.

Sustainable Development Center - Transportation