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.
Blue Springs School District also recently made a $1.2 million investment in fueling infrastructure for its compressed natural gas fleet.
The second-largest school district in the country places a big order of Thomas Built Saf-T-Liner C2 CNG buses.
Orland School District contracts with Cook-Illinois Corp. to transport the district’s students on propane buses.
Part of the deal is $2.7 billion for a mitigation trust, which will fund emission reduction projects that can include school buses.
After ending a contract with a transportation company, Rockwood School District acquires its own fleet of 164 Blue Bird diesel school buses.
Rebates for purchasing new school buses to replace older models range from $15,000 to $25,000 per bus.
The first Leadership with Propane Autogas Awards go to school districts in Iowa, Texas, and Alabama.