By Jerry James Stone •
August 24, 2009
Hand-built, eco-modified, and wood-powered cars raced across the Bay State this weekend driving 100 miles on just a single gallon of fuel. Aptly named the One Gallon Challenge, the event was part of a four-day long festival in Boston that celebrated clean technologies. Welcome to GreenFest 2009!

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Global warming. Climate change. The greatest threat to continued human survival. The rhetoric these days can be awfully scary regarding new energy and oil. Sometimes it feels like we’ve all been doomed already by a hyper-active media always looking for the “next big story” to terrify us with. But I don’t really take anything seriously, so I am always on the lookout for a fun twist on a real problem.
What could be fun about climate change, you ask? Well, besides the fact that my home might end up as beach front property one day if we don’t mend our sins, how about a race? One that challenges contestants to go 100 miles on a single gallon of gas? That is the goal of the One-Gallon Challenge, where six contestants and their very different vehicles have to make the journey from Greenfield, MA to Boston in three hours using as little fuel as possible.