The Cummins B4.5, B6.7, and L9 engine platforms are compatible with paraffinic renewable diesel fuels meeting the EN 15940 specification.
Thomas Built Buses is now offering a feature called Diesel Particulate Filter Temperature Stabilization, aka “Stay Warm,” on its buses with Cummins diesel engines.
North Kansas City Schools is reportedly the first school district to win the ACT Expo’s Transit and Mobility award for sustainable transportation.
Lee’s Summit’s purchase of Thomas Built C2 CNG buses continues the district’s conversion of its fleet to compressed natural gas.
Congress’ new appropriations bill for fiscal year 2017 includes $60 million for EPA’s clean diesel grant program.
Amid concerns about the fate of the DERA program, a new round of grants is made available to reduce emissions from older diesel vehicles, including school buses.
ESW Group, which manufactures aftermarket diesel particulate filters and diesel oxidation catalysts, opens a new 40,000 square foot, lean manufacturing facility to increase production capacity.
The gasoline-powered Type C school bus, which uses a Ford 6.8L V10 engine, is now certified to the federal standard of 0.20 g/bhp-hr for NOx emissions.
The research by West Virginia University scientists sheds light on the sources and amount of greenhouse-gas methane that is emitted in the natural gas supply chain.
The state acquires 26 Blue Bird propane buses as part of its efforts to update its aging fleet.
The statewide program offers $10 million for purchasing school buses powered by electricity, renewable diesel, natural gas, or propane.
The Diesel Emissions Reduction Act funding will be used to replace or retrofit 401 older diesel school buses.
The new funding, for projects to reduce NOx, is in addition to the $2.7 billion already required of Volkswagen for the environmental mitigation trust.