The wheels are turning and they're turning green

Transportation, like building, like living, is shifting to a greener, cleaner way of doing things. From trains, planes, and automobiles (well, maybe not planes yet), there is an environmentally friendly way of going about it. Some of these points were plotted during the Michigan Clean Transportation Expo last week.

Excerpt:

Ann Arbor Mayor John Hieftje also spoke about the city's various green initiatives, which include converting all streetlights to light-emitting diodes (LEDs), green energy targets for city government and the community at large, and increasing use of alternative fuels and electric vehicles for city fleets. He said officials are discussing the possibility of using sensors to dim or completely turn off streetlights to save energy during times when no pedestrians or vehicles are detected on city streets.

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