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Scholars who research "Renewable energy sources" look at Sources of energy that can be replaced.

Some motivations are Look for alternative sources of energy other than the non-renewable oil reserves.

Several topics in "Renewable energy sources" include Biomass, Hydropower, Geothermal, Wind, Soar.

A few notable experts of "Renewable energy sources" include Toby Couture, Alexander Ochs, Steven Chu.

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