In addition to a growing hybrid vehicle fleet, Riverside County's greening efforts in the past few years include a minimum average MPG threshold for vehicle purchases, a pilot of electric vehicles, and a proposal to use propane autogas as its next alternative fuel.
Fleet managers must consider a wide range of options when deciding on converting their truck fleet to natural gas.
For the past two decades, the Greater New Haven Clean Cities Coalition (GNHCCC) has worked to make fleets in Connecticut and surrounding states more efficient and sustainable.
The Greater Indiana Clean Cities Coalition worked with a state representative to boost fleet incentives to use natural-gas vehicles.
Natural gas tanks and compressors have been fairly standardized in the past few years due to the pressure needed to fill an on-board tank. But, a new tank could drastically change the market.