City government using 17 electric and CNG vehicles for cleaner air, cost savings

If hydrogen could be isolated, stored onboard a vehicle, and put through a fuel cell to generate electricity in a safe, cost effective manner, many argue that our transportation problems could be solved. Well, fuel cell electric vehicles (FCEVs) are no longer a theoretical technology...

On Earth Day, 1993, Denver made history in the field of sustainability by passing the nation’s first ever “Green Fleets” executive order. Rising gasoline prices and unabated air pollution, coupled with new federal mandates to improve air quality, prompted former Mayor Wellington Webb to pledge to reduce CO2 emissions from city fleet vehicles by 1% per year...