Japanese and U.S. companies team up on smart grid project in Maui, Hawaii. Photo by Marks Jonathan.

Europe's largest living wall was recently completed in London. Photo via Living Walls.

In honor of National Bike Month, New York City's DOT released a series of informational, promotional ads. Photo by nycstreets.

Urban agriculture received strong support with new legislation in San Francisco. Photo by Linda N.

Portland's transit-oriented development strategic plan encourages pedestrian- and cyclist-friendly roads and connects neighborhoods through transit. Photo by Steven Vance.

The new "Superbus" prototype draws attention with capabilities of both buses and sports cars. Photo by Smartplanet.com

SeeClickFix released a Facebook application to encourage community participation and government accessibility in improving public spaces. Image via SeeClickFix.

Cycling England, an advocacy group, is no longer being funded by the country's Department of Transportation. Photo by Ben Kiel.

Frustrated and unsatisfied with the city’s efforts in promoting bicycle infrastructure, bicycle advocates in Guadalajara, Mexico took action into their own hands by informally painting bike lanes along the city’s roads through a community event called Ciclovía Ciudadana.

The Los Angeles County Department of Planning is updating its Model Streets Manual to set better guidelines for improved safety, livability and accessibility to mass transit. Photo by joezero5.