____ is energy that will never run out. Fossil fuels are a kind of ____. Greenhouse gases like CO2 create ____ that hurts the environment. Solar panels capture ____ that uses power from the sun . Wind mills are large structures that help create ____. Dams and rivers are places where ____ is made. ____ uses the heat of the Earth to create power for homes and buildings. When wood or plants are burned for heat, that is a kind of ____. Another word for "renewable" is "____". This describes energy that does not hurt the environment.

Renewable Energy

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