A new report says traffic in the U.S. is worse than it's been in years. But some say there are reasons to be optimistic. For this month's Environmental Outlook: How revitalized urban centers and new modes of transportation are changing how we get around our cities.
Guest Host: Steve Roberts
The upcoming presidential election will highlight how best to protect our country against threats from around the world. A senior military analyst provides a new map for waging war and keeping the peace in the 21st century.
- Thomas Barnett author of "The Pentagon's New Map" and "Blueprint for Action"; Senior Managing Director of Enterra Solutions, LLC; Distinguished Strategist at the Oak Ridge Center for Advanced Studies; and Visiting Scholar at the Howard W. Baker Center at the University of Tennessee.
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