power plant – n. a building or group of buildings in which electricity for a large area is produced

uranium – n. a radioactive element that is used to make nuclear energy and nuclear weapons

solar – adj. of or relating to the sun

emission – n. the act of producing or sending out something (such as gas)

alternative energy – n. any electrical power produced by energy sources other than coal and gas

fundamentally – adv. at the simplest level

reactor – n. a large device at nuclear power plants to produce nuclear-based energy