"Louisiana wants to silence us for doing what the state refuses to do — tell people what’s in the air they breathe," one ...

This week, a federal judge has ordered that federal funding to an air quality monitoring program in Mecklenburg County must ...

Community groups are fighting an unusual Louisiana law that restricts how they use data from air-quality monitors, saying it ...

A coalition of Louisiana environmental groups is suing the state over a law they say violates their free speech rights by restricting them from sharing information about air quality ...

Community groups are suing the Louisiana Department of Environmental Quality over a new law that could prevent them from ...

Environmental and community groups filed a lawsuit Thursday challenging the Louisiana Community Air Monitoring Reliability Act.

For community groups to allege violations of environmental rules, a state law says groups have to use federally-approved testing equipment, and it sets restrictions for analyzing and sharing the data.

After the GOP-led House ignored rules to revoke the Golden State’s authority to implement the nation’s toughest vehicle ...

The House and Senate both voted to loosen regulations on air pollutants like dioxin and mercury, which are associated with ...

In Massachusetts, a sound is violating Department of Air Quality regulations if it is ... ordinances that often go more specific than state law. Worcester’s “excessive and unreasonable ...

California has used federal waivers to help clean up its air quality for decades. The U.S. Senate will likely revoke that ...

The suit calls the law an “industry-friendly ban” that bars groups from using their own independent air monitoring systems to ...