Happy Women’s History Month. I’m honored to recognize the women who shape Orange County and demonstrate the possibilities for ...

As county officials draft a law to ban the sale of nitrous oxide gas in unincorporated Orange County, Costa Mesa police are educating residents about the dangers of inhaling laughing gas and ...

The trucking industry is applauding a move by the U.S. Environmental Protection Agency to revisit the Greenhouse Gas Phase 3 regulations for commercial vehicles, which have been criticized as a de ...

Nationwide Boiler developed the CataStak™ SCR to address stringent emissions regulations specifically for their fleet of ...

HORIBA, a global leader in measurement and analysis solutions, has received approval from the U.S. Environmental Protection Agency (EPA) for its proprietary Infra-Red Laser Absorption Modulation ...

The Trump EPA will reconsider the Greenhouse Gas Emissions Standards for Heavy-Duty Vehicles – Phase 3 final rule.

Administrator Lee Zeldin unleashed a list of environmental rollbacks, targeting trucking's GHG3, heavy-duty NOx, and more. He ...

The EPA agency, which had been clear about not mandating EVs, is also attempting to flip the language around Trump campaign ...

EPA announced Wednesday it will reconsider the Phase 3 GHG regs for heavy-duty trucks and the 2022 Low-NOx rule for trucks -- ...