Top 25 Towns for Dirty Air

People in the U.S. are breathing cleaner air than a year ago, but there's still plenty of room for improvement.
1. Los Angeles-Long Beach-Riverside, Calif.
2. Bakersfield, Calif.
3. Pittsburgh-New Castle, Pa.
4. Visalia-Porterville, Calif.
5. Fresno-Madera, Calif.
6. Detroit-Warren-Flint, Mich.
7. Hanford-Corcoran, Calif.
8. Cleveland-Akron-Elyria, Ohio
9. Birmingham-Hoover-Cullman, Ala.
9. Atlanta-Sandy Springs-Gainesville, Ga.-Ala.
11. Chicago-Naperville-Michigan City, Ill.-Ind.-Wis.
12. Weirton-Steubenville, W.Va.-Ohio
13. York-Hanover-Gettysburg, Pa.
13. St. Louis-St. Charles-Farmington, Mo.-Ill.
13. Cincinnati-Middletown-Wilmington, Ohio-Ky.-Ind.
16. New York-Newark-Bridgeport, N.Y.-N.J.-Conn.-Pa.
16. Lancaster, Pa.
18. Merced, Calif.
18. Canton-Massillon, Ohio
20. Charleston, W.Va.
21. Washington-Baltimore-Northern Virginia, D.C.-Md.-Va.-W.Va.
22. Reading, Pa.
22. Hagerstown-Martinsburg, Md.-W.Va.
24. Indianapolis-Anderson-Columbus, Ind.
25. Louisville-Elizabethtown-Scottsburg, Ky.-Ind.

Cool Animation That Shows Seattle’s Changing Waterfront Over Time

You just click and drag the slider to show how age progression is reflected in the development of Seattle's waterfront over time. You need either Firefox with IE tab or IE for it to work. I prefer Firefox with IE Tab if you don't already have it.

See The Animation