1. Can this portion of electricity be routed through a renewable source of energy . 2. Secondly, it should be able to power itself with renewable sources of energy . 3. So many are of the opinion that renewable sources of energy are the way out. 4. Nevertheless, a national energy policy should promote development of these clean, renewable sources of energy . 5. The factory also uses renewable sources of energy like solar panels and recovery of rain water. 6. The viability of hydropower, a renewable source of energy , is also higher in flood prone regions. 7. Renewable sources of energy will be included, and there will be recycling facilities next to the lay-by.8. The primary reason is to stop using coal and oil, and switch to renewable sources of energy . 9. Fuller believed human societies would soon rely mainly on renewable sources of energy , such as solar-and wind-derived electricity. 10. Hydrogen fuel, when produced by renewable sources of energy like wind or solar power, is a renewable fuel. 
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