Cities
Air pollution is usually concentrated in densely populated metropolitan areas, especially in developing countries where environmental regulations are relatively lax or nonexistent. However, even populated areas in developed countries attain unhealthy levels of pollution with Los Angeles and Rome being two good examples.
Read more about this topic: Air Quality
Famous quotes containing the word cities:
“Like other cities created overnight in the Outlet, Woodward acquired between noon and sunset of September 16, 1893, a population of five thousand; and that night a voluntary committee on law and order sent around the warning, “if you must shoot, shoot straight up!””
—State of Oklahoma, U.S. public relief program (1935-1943)
“Lord, how long?”
—Bible: Hebrew Isaiah, 6:11.
Asking how long will the chastisement of the people last. God replies, “Until the cities be wasted without inhabitant, and the houses without man, and the land be utterly desolate, and the Lord have removed man far away, and there be a great forsaking in the midst of the land.”