Boulder, Colo. is the U.S. metropolitan area with the happiest residents, according to a 2010 Gallup and Healthways survey. Photo by Shihmei Barger.

Rio de Janeiro unveiled the first station of its forthcoming bus rapid transit system, which conntects Barra da Tijuca (pictured above) to other city neighborhoods. Photo by Rodrigo Soldon.

The Mexican state government of Tamaulipas launched an urban mobility plan for cities across the state, such as Nuevo Laredo. Photo by J. Stephen Conn.

The U.S. DOT's recent round of TIGER transport grants awarded Chicago $20 million to establish a bike share program and make improvements to the Blue Line train. Photo by Russell Sekeet.

A new study by the Transportation Research Board examines how transit agencies use mobile devices to communicate real-time transit information. Photo by PatrickYHC.

Ecobici bike share of Mexico City announced plans to increase operations next year by 180 new stations and roughly 3,000 new bicycles. Photo by Angelica.

The U.K. Department of Transportation released its Traffic Signs Review, making it easier to install and amend road signage. Photo by Wally Gobetz

San Francisco's Pedestrian Safety Task Force is developing the city's first-ever Pedestrian Action Plan to reduce serious and fatal pedestrian injuries. Photo by C. M. Keiner.

After 12 months of operation, London’s bikesharing outfit Barclays Cycle Hire boasts roughly 6 million logged bike trips.Photo by Donald Macleod.

Officials sign off on a Detroit light rail route, with hopes that it will contribute to commercial and residential revitalization. Photo by Ian Freimuth.