Mark DeSaulnier, a California Democrat, called the Republicans’ attempt to use the CRA to kill California’s waivers ...

The American Lung Association has revealed that nearly half the U.S. population resided in areas with dangerous levels of air ...

This week, the House of Representatives voted to block the state’s ban on the sale of new gas-powered vehicles, challenging ...

The US House of Representatives voted to revoke California’s ability to enact its own, tougher pollution regulations for cars ...

A new report on air quality across the U.S. offers a cloudy prognosis on the long-term health of about 156 million residents ...

Lawmakers voted to stop the state from requiring that an increasing share of new trucks sold there have zero emissions.

2025 — Air pollution contributes to nearly 7 million premature deaths each year, and its effects go far beyond the lungs. Breathing in wildfire smoke or automobile-related city smog doesn't just ...