Roads

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Fixing a Secret Cause of Urban Traffic

Delivery trucks are responsible for a big chunk of the congestion we experience. Here are some ideas for getting them off the road.

How New York City's 'Pothole Gang' Fixes 4,000 Holes a Day

Headquartered in a small depot beneath the Williamsburg Bridge, the crew is responsible for overseeing 6,000 miles of road.

Reuters

Road Noise: Deadly? Maybe. Annoying? Definitely.

A large share of urban dwellers live in areas where road noise is highly irritating.

Flickr

Pedestrians Keep Dying on Georgia Roads

A recent spate of deaths should prompt a new commitment to road safety. Instead, the opposite is happening.

Reuters

Where State Transportation Money Goes

A new state-by-state analysis shows just how transportation dollars are spent.

NASA

Instead of Lamenting the Urban Heat Island Effect, Why Don’t We Harness It?

Researchers are already at work turning toasty asphalt into energy cities can actually use.

Reuters

Just a Fraction More White Roofs Could Have a Huge Global Impact

Small improvements in roof and road reflectivity are estimated to help create big reductions in carbon emissions.

Miguel Tremblay

Motion-Activated Pothole Sensors ... In Your Phone

Boston hopes its driver-operated Street Bump app will grow sensitive enough to detect cracks in the pavement before they become gravel-spewing craters.

Reuters

Congress Is Toying With the Future of Mass Transit

A proposal to eliminate a share of the federal gas tax dedicated to public transportation would devastate urban mobility.

Courtesy: Cameron Booth

Translating the American Highway System Into a Subway Map

Graphic designer Cameron Booth gives a London Tube map treatment to America's roadways

Reuters

The Safety Risks of Raising Speed Limits

As the U.K. plans to increase its speed limit, concerns grow

Reuters

Manila’s 'Christmas Lanes' Streamline Holiday Traffic

The Philippines capital turns roads into temporary highways to ease shopping-related congestion

ITO

Mapping Traffic Fatalities Across the Country

A new interactive map shows where drivers, bikers and pedestrians were killed