The Environmental Protection Agency and California Air Resources Board have established that NOx and particulate emissions ...

ReVolt said it will bring a Peterbilt 379 retrofit with a hybrid drivetrain to the Mid-America Trucking Show in March.

When Oregon’s Environmental Quality Commission approved the Advanced Clean Trucks (ACT) rule in 2021, many people celebrated ...

And despite some recent regulation and improved emissions standards for trucks going in and out of L.A.’s ports, 90% are still powered by diesel fuel, according to the Port of Los Angeles.

"We're not ready. We're simply asking for a delay in the rules by two years," says state Rep. Shelly Boshart Davis.