I grew up in rural Colorado, deep in the mountains, and I can still remember the first time I visited Denver in the early 2000s. The city sits on the plain, skyscrapers rising and buildings extending ...

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.

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 ...

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 ...

A new American Lung Association report found 33.5 million children live in areas with air pollution levels that can pose a ...