Doctors, environmental groups and residents are trying to figure out if there is a causal connection between pollutants from the steel industry and rates of cancer in Gary, Indiana. Pollutants you can ...

A University of Michigan study found noise pollution has a significant negative impact on wild birds. Noise can interfere with mating calls, parent-offspring communication, and predator detection.

In October 1948, a thick haze rolled into Donora, Pennsylvania, a steel town in the Monongahela Valley, south of Pittsburgh. For five days, toxic fumes from a zinc smelter – a plant that turns zinc ...

Extreme heat is making air pollution worse, scientists say. And President Trump’s regulatory rollbacks could drive air pollution even higher. By Claire Brown and Christina Kelso The heat dome that is ...