Smog, or âground-level ozone,â as it is more wonkily called, occurs when emissions from combusting fossil fuels react with sunlight. Soot, or âparticulate matter,â is made up of tiny particles of chemicals, soil, smoke, dust, or allergens, in the form of gas or solids, that are carried in the air.
Arizona is a U.S. state with two senators in the United States Senate and nine representatives in the United States House of Representatives. Scroll down for a map of the districts.
Created by the Arizona Constitution upon statehood in 1912, the Arizona State Legislature met biennially until 1950. Today, they meet annually. Arizona's electoral districts are different from the majority of U.S. states. Two representatives and one senator share each of the state's 30 electoral districts.