Scientists discover that adding water to diesel fuel could slash nitrogen oxide emissions by 67% and particulate matter by 68 ...

Older diesel trucks sit at the center of a policy fight that touches public health, climate goals, and the economics of freight. Regulators see high-emitting engines as a lingering liability from an ...

The Connecticut Department of Transportation is seeking permission to resume buying diesel buses after a two year hiatus due ...

Transportation officials say the state needs flexibility to buy diesel buses as electric bus supply shortages threaten ...

Montgomery County Public Schools is looking to buy more than 100 diesel buses — its largest order of combustion engine vehicles in recent years.

Montgomery County Public Schools is seeking proposals for 140 diesel buses, including 45 with wheelchair capabilities, amid issues with its electric bus fleet.

Two weeks in a row this month, Connecticut Department of Transportation officials were in front of state lawmakers defending proposals to use or buy diesel equipment for ...

Driver Lupe Medrano is excited about Goleta Union’s new battery-powered buses, and so were the kids she dropped off from school. Credit: Isabella Genovese / Noozhawk photo The Goleta Union School ...

The Connecticut Department of Transportation is seeking permission to resume buying diesel buses after a two year hiatus due to a national backlog in the manufacturing of newer battery-powered buses.

The Nebraska Department of Environment and Energy’s 2024 Clean Diesel Rebate Program is accepting applications for two types of rebates: diesel school bus replacements and medium- to heavy-duty diesel ...

Areli Sanchez’s daughter, Aida, used to be one of 20 million American kids who ride a diesel bus to school each day. Aida has asthma. When she was little, she complained about the smell and cloud of ...