Poor indoor air quality can affect more than just our breathing. Experts say it can also affect our workouts and recovery.

The WHO has identified air pollution as the biggest environmental threat to human health globally. Each year, an estimated ...

The agency is taking requests from companies wanting to shed emission restrictions for mercury and other toxic substances.

If you're looking to escape the pollution and experience some of the cleanest air on the planet, here are five countries where you can breathe a little easier.

Abby Huseth and Amy Cilimburg write, A group of current and former employees of the EPA published an open letter from EPA ...

The equipment allows firefighters to communicate while breathing clean air during active fire scenes. Fire officials also said the department recently received batteries, spare masks and chargers.

Symptoms of climate change, such as extreme weather events and wildfires, can significantly impact air quality, potentially leading to increased pollutants and allergens, posing health risks.

According to the National Weather Service, AQI focuses on the health effects you may experience within a few hours or days of breathing polluted air. This is based off the five major air pollutants ...

Our air quality has been getting better for decades because of the things we’ve been able to do through the Clean Air Act ... in the atmosphere, in our breathing zone,” said Pruitt.