article thumbnail

California ARB amends diesel rules to reduce cost of compliance

Green Car Congress

Expand credits for fleet downsizing, adding cleaner vehicles ahead of any regulatory requirements, and for installation of early retrofits. Board book for 16-17 December meeting. In addition, the Board voted to require all school buses greater than 14,000 lbs GVWR to be retrofit with diesel filters by 2014.

Diesel 186
article thumbnail

Using the PHEV (Plug-In Hybrid Electric Vehicle) to Transition Society Seamlessly and Profitably From Fossil Fuel to 100% Renewable Energy

Green Car Congress

In fact, the optimized PHEV is much more efficient as a long range liquid fuel vehicle, because the engine is downsized. In addition, the second car will likely be a conventional car burning more fuel and creating more CO 2 per distance traveled than a long range PHEV because of the greatly downsized and more efficient engine in the PHEV.

PHEV 150