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From Karnataka Open Educational Resources
→Additional information
*bio energy[http://en.wikipedia.org/wiki/Bio-energy]
*bio energy[http://en.wikipedia.org/wiki/Bio-energy]
*tidal energy [http://en.wikipedia.org/wiki/Tidal_energy]
*tidal energy [http://en.wikipedia.org/wiki/Tidal_energy]
*geothermal energy[http://en.wikipedia.org/wiki/geothermal energy]
==Useful websites==
==Useful websites==
