Cool Cities in USA

1. Seattle: They reduced global warming pollution by more than 60 percent by constructing green buildings and operating alternative fuel vehicles.

2. Washington DC: Has replaced 414 of its polluting diesel buses with buses that burn natural gases.

3. Houston: Converted a substantial portion of the city of fleet of cars and trucks.

4. Marion County/Florida: They use gas-electric hybrid vehicles.

5. The city of Scottsdale: Has introduced Arizona’s first green building program which helps builders and home owners learn about how to integrate energy efficiency and water saving.

6. Salt Lake City: They changed 861 traffic lights to LED light signals.

7. Colorado: Is working to produce 50 percent of the city electricity with renewable energy by 2017.

8. Charlotte: They switched from a gas only Ford Taurus to a hybrid Toyota Prius or Honda Civic and that would save city taxpayers approximately $800-1200 per vehicle including over $400 in annual fuel cost.

9. Twin Falls/ Idaho: Reduce energy cost and cut pollution by increasing the energy efficiency of its 11 schools.

10. St. Paul: They use a system that uses heat drawn from a biomass-fired power plant.