Generating power from the movement of the sea
http://news.thomasnet.com/IMT/archives/wave_power_pelamis.gif
http://www.mindfully.org/Energy/2004/Wave-Power-Trinidad4aug04.GIF
...
http://news.thomasnet.com/IMT/archives/wave_power_pelamis.gif
http://www.mindfully.org/Energy/2004/Wave-Power-Trinidad4aug04.GIF
...