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A pedestrian about to leave his mark on an environmental awareness campaign in Shanghai. Photo via This Is Colossal.

A simple crosswalk in Shanghai was turned into a piece of eco-conscious artwork, raising awareness about the environmental benefits of walking.

You're more likely to want to walk, rather than drive, at the end of a stressful day, argues Todd Litman, executive director of the Victoria Transport Policy Institute. Photo by Ted Winder.