Several U.S. cities are experiencing heightened air pollution levels on Wednesday, including parts of Chicago.

Users across Chicago were met with warnings from their smartphones about the city's air quality Wednesday that led to much ...

In general, the report suggests the air quality across the nation is not very good and poor air quality impacts our health in many ways. The American Lung Association hopes the study helps to ...

Delhi recorded a warm morning on Sunday, with the minimum temperature settling at 26 degrees Celsius, 4.4 notches above the ...

Air quality levels are "moderate" in most of New Jersey Thursday morning as the Jones Road fire continues to burn. The fire is 50% contained.

Wildfire smoke wafting up from New Jersey is imperiling air quality in New York City and on parts of Long Island, according to an official alert lasting through midnight Thursday.

India’s major cities are grappling with some of the worst air quality in the world. Thirteen of the world’s top 20 most ...

These categories, according to the EPA, include: "The poor air quality poses a health risk to everyone, but especially the very young, elderly and those with respiratory issues," says Hackensack ...