Air quality

Scientists Fired by Trump Admin Continue Working to Study Air Quality

The now-20 strong panel will reconvene to consider the various known and unknown affects of particulate matter on human health and based on the current science, calculate how much air pollution (with an adequate margin of safety) is passable without being a significant threat to human health.

Camp Fire Latest: Death Toll Hits 79

Firefighters continue to battle the Camp Fire in Butte County, California, and full containment is not expected until the end of November.

Paris to Ban Cars in City Center to Improve Air Quality

"This measure, eagerly awaited by the inhabitants, is the fruit of an important partnership between the prefecture of police, mayors of the district and neighborhood associations," Mayor Anne Hidalgo said.