In Kenya, Cities and Towns Are Growing Quickly

estimate - v. to form an opinion about a value, size or amount using less than complete information

demand - v. to ask by ordering; to ask with force

electricity - n. energy that flows through wires to provide heat and light, and power to machines

condition - n. something declared necessary to complete an agreement; a person's or thing's health

pay/payment - v. to give money for work done or for something bought