Airports are developing connections to Amtrak, commuter and local rail.
Miami became the largest US city to adopt form-based code, which will make it much easier to build walkable urban areas than under conventional zoning codes.
Sam Lott said cities must plan ahead and set aside land for fully-automated circulators to get pedestrians the "last mile" to their destinations.
A design and planning firm in Miami recently provided state officials with a plan for turning dying shopping centers into complete town centers.
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