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

Capital Bikeshare might have to add a new fleet of bicycles to its program after its popularity with LivingSocial Deals. Photo by DDOT DC.

Buzzcar's business model relies on a "hive mentality" of sharing cars. Logo via Buzzcar.

BMW and Sixt AG's new car-sharing venture has the potential to cut down vehicular traffic and improve air quality in Munich. Photo by diskostu.

Sevilla's bike conference, Velo-City Sevilla, brought together international bike advocates and celebrated Sevilla's bike-friendly city, as pictured above. Photo by Giulia Gasparro.

Participants in a Boston-based study concluded that cars were not essential to their everday commute. Photo by Leandro Orella

The CarSharing Association seeks to brand carsharing as "good for your community, your planet and your wallet." Image via the CSA.

The "Moto-Meter" is set to hit the streets in Bangkok by March. Photo via Cyber Biz.

Two American expats living in Thailand think they’ve found a way to revolutionize the motorcycle taxi industry: Equip the bikes with portable “Moto-Meters.”

Each city deals with its own unique challenges of regulating taxis, as seen here in Tokyo. Photo by Altus.