The Republican-controlled House of Representatives on Thursday voted to block California from enforcing its landmark state ...

The company’s turbines — enough to power 280,000 homes — run without emission controls in an area that leads Tennessee in ...

California, which has the unique ability to set vehicle standards, has set ambitious rules requiring all new cars to be ...

Automotive Defense Specialists is proud to announce new content for SMOG technicians and shops facing a potential suspension.

The House on Wednesday voted to ax California’s clean truck rules – defying Congress’s own internal watchdog in doing so. The ...

Experts argue that such symbolic measures distract from more impactful actions like reducing emissions at the source, enforcing environmental regulations and expanding green spaces ...

In the annual report, Milwaukee placed 26th worst out of 228 cities for ozone pollution, right behind Sheboygan, the 24th worst.

The human toll of smog isn't just numbers in a chart,' writes an L.A. Times reader. 'It's children on inhalers, elders rushed ...

(NEXSTAR) — As it has in recent years, the Environmental Protection Agency announced Monday that it would allow the sale of E15 gasoline in the U.S. through the summer, which could have an impact on ...

For the members of this Boyle Heights group, what matters more than a pristine restoration is how each car showcases its ...

Stricter air-quality rules, pushed through in the last days of the Biden administration, face an uncertain future under a ...

Donora, PA, an economically distressed borough of about 4,500 people situated in the heart of America's Rust Belt, has only a ...