WASHINGTON—The Biden administration is expected to propose extensive new limits on vehicle tailpipe emissions in a bid to move U.S. auto makers toward majority electric-vehicle sales, according ...

The finalized rule would enact stronger tailpipe emission standards for vehicles, such as freight trucks and buses, that are created between 2027 and 2032. However, ...

He announced later that the agency would reconsider the Biden-era clean power plant rule that seeks to reduce carbon emissions from power plants and roll back greenhouse gas emission standards for ...

Particulate matter, which can mean dust or soot or tailpipe emissions, hung heavy in the air. And that was just the pollution we could see. Ozone is an invisible contributor to poor air quality ...

He also signaled his intention to roll back tailpipe emission standards, which will worsen greenhouse gas emissions. by Andrew J. Hawkins Jan 21, 2025, 1:50 AM UTC ...

Tailpipe emissions hit a record low in 2023, the... Thomas Zielin inserts a probe into the tailpipe of a car while performing an emissions test at Smog Queen May 18, 2009 in San Francisco, California.

While BEVs have zero tailpipe emissions, PHEVs still emit CO2 – but, officially at least, considerably less than conventional hybrids or gas-powered vehicles ...

The Subaru PZEV or Partial Zero Emission Vehicle engine technology enables Subaru's Boxer engines to emit significantly less tailpipe emissions while running on regular unleaded gasoline. The ...

An exhaust system is essential for managing emissions and optimizing internal combustion engine (ICE) vehicle performance. One of the more significant advancements in this area is the active exhaust ...