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pole – n. a long, straight piece of wood or metal that is often placed in the ground so that it stands straight up
photovoltaic – adj. relating to the production of electricity by exposing two substances to light
panel – n. a flat piece of metal or plastic
facilitate – v. to make something easier
greenhouse gases – n. gases or pollution that causes the temperature of the Earth to raise
renewable – adj. restored or replaced by natural processes
