Bicycles are perhaps the greenest mode of mechanical transportation -- and a good one needn't cost a fortune. Here's how to identify a great used bike.

Can New York City be fixed with Lego bricks? What would L.A. look like with narrow streets? And why is everyone getting excited about parking lots?

Now you can find routes that avoid big hills and heavily congested areas, as well as locate bike trails.

Professional volleyball player Colleen Smith will be traveling greener this season with the help of biodiesel, a good tent, and a bike custom built by Trek to fit her 6'6' frame.

Portlander (the West Coast kind) Shaun Deller taught a workshop on running an urban trap line by bike, and he shares some of the finer points of nutria-trapping in this video.

There's nothing like a day of sunny weather and temperatures in the 40s to get you pumped for some springtime bike riding.

Hear about the challenges of winter biking on The Sunday Best, a local Maine photography and audio documentary project.

Adventurer Doug Gunzelmann set out to bike across the Amazon jungle to see the destruction firsthand.

If I can bike through a Maine winter and Kreta Chandler can pedal all winter in Montana, what's stopping you from biking year-round?

Standing Stone's got eco-responsibility covered: Bicycles for employees, energy-efficient appliances, sustainable food sources.