One year later, Metro's hybrid buses delivering on their commitment to cleaner air - Jan. 31, 2006

Metro Hybrid Bus Updates - various dates

Metro Transit rolls out the first new hybrid buses - May 31, 2004

Increases in vehicle travel affect air quality and climate - May 27, 2004

Hybrid bus now on a route near you - March 17, 2003

King County Fleet operates clean and green machines
- December 2, 2002

Enjoy the views while you breathe a little easier
The Solid Waste Division is doing its part to improve our air quality. - November 18, 2002

Road testing begins for new hybrid bus - October 28, 2002

Hybrid diesel-electric bus fact sheet - October 23, 2002

King County moving forward with landfill gas-to-energy project
- June 12, 2002

King County Metro Transit considers cutting-edge technology for purchase of new buses - December 3, 2001

Sims announces plans to convert landfill gas into energy
- October 22, 2001

King County cleans up air quality with purchase of new hybrid cars
- August 23, 2001

Sims outlines actions County is taking to tackle climate change
- May 10, 2001

Local governments tackle 'climate change' at symposium - May 7, 2001

Fuel cell demonstration project seeks to power South Wastewater Treatment ... - January 25, 2001