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Kenworth Truck Co. announced a major milestone at its Renton, Wash., truck plant, and the availability of the Cummins Westport ISX12N Near Zero natural gas engine in certain models.

BYD America and Penske Truck Leasing separately announced they recently joined CharIN, a Berlin-based alliance that is leading a global effort to standardize electric-vehicle charging infrastructure.

WASHINGTON — The Environmental Protection Agency privately challenged the Trump administration’s rationale for freezing Obama-era mileage standards, saying the proposal actually would increase U.S. highway deaths.

Are electric vehicles poised to break through in commercial transportation? Episode 3 of RoadSigns has the answer. Click to listen.

Renewable energy company eNow announced that the National Highway Traffic Safety Administration certified its method of mounting solar power systems on truck rooftops as meeting federal safety standards.

Hydrogen-electric truck maker Nikola Motor Co. announced it has quickly raised $100 million of a planned $200 million in C-round funding as it accelerates the scale of its operations.

Last week, President Donald Trump proposed gutting California’s unique ability to write greenhouse gas emission limits for cars and trucks.

UPS Inc. has announced a collaboration with Los Angeles-based Thor Trucks on a battery-powered, Class 6 delivery truck that can drive approximately 100 miles on a single charge.

The Trump administration’s plan to ease vehicle-emission mandates lifts some burdens for automakers but also would strip away options that have made it easier for them to comply and have encouraged the development of electric cars.