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solar – adj. of or relating to the sun
residential – adj. of or relating to the places where people live
renewable – n. any naturally occurring source of energy, such solar or wind
greenhouse gas – n. carbon dioxide and other gases that scientists have linked to rising temperatures in Earth's atmosphere
emission – n. something released into the air, such as a gas
utility – n. organization that supplies the public with water, gas, or electricity
bet – v. to think that something will probably or certainly happen
benefit – n. something that helps or gives an advantage
affordable – adj. able to be bought by most people
