Japanese "Stampers" Generate Electricity

I've read several articles lately about harnessing the power generated by exercise machines in gyms. Now, here's another take on harnessing otherwise wasted energy. Pooch

Japan has found a way to harness clean energy from thousands of stamping feet that pass through one of its busiest train stations every day. Panels that generate energy from vibrations have been laid by ticket gates through which up to 80,000 passengers pass every day at Tokyo station.
http://www.physorg.com/news148116916.html

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