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Using freight trains going downhill to generate electricity?

Interesting idea here from  Tom Bartley : At first read I thought this idea was too expensive to implement to be practical. Then, remembering my drives through Helper, UT, I saw the possibilities. Helper sits at the base of a steep pass that is very highly trafficked with coal trains destined for points east. The […]

Plug-in Hybrid Cars – real life data

Google offers its employees free use of a fleet of plug-in conversion hybrid vehicles of various types. With the variety of cars and drivers, as well as Google’s predisposition to data collection and display, this provided a good test of real-life statistics of plug-in hybrids. The good news? You really can get almost 100 mpg […]