ENVIRONMENT
01/12/2009 05:12 am ET Updated May 25, 2011

Japan Harnessing Foot Energy In Train Stations

Experiments have started this week at two of the Japanese capitals' busiest stations, with special flooring tiles installed in front of ticket turnstiles. Every time a passenger steps on the mats, they trigger a small vibration that can be stored as energy.

Multiplied many times over by the 400,000 people who use Tokyo Station on an average day, according to East Japan Railway, and there is sufficient energy to light up electronic signboards.

Read more on Telegraph