Detroit faces significant air pollution. Planet Detroit's guide details common pollutants and protective measures.

Canadian wildfire smoke remains in Michigan. On July 16, officials issued an air quality advisory for western counties.

Air quality in the Chicago area remains poor for the third straight day in a row, with an air quality alert in effect through Wednesday night, along with extremely muggy conditions and the chance for ...

Official data showed Consumer Prices Index inflation rose to 3.6% in June, up from 3.4% in May and the highest since January ...

Wildfires are becoming more common in Canada and that means more smoke and air quality warnings. Here’s what you need to know about air quality to better understand how it could impact your health and ...

The Indiana Department of Environmental Management said Northwest Indiana’s ozone levels are expected to be unhealthy for ...

This week in the Boston Globe Weather Mailbag, Globe Weather HQ tackles questions surrounding summer thunderstorm frequency, ...

The EPA's Air Quality Index can tell you whether breathing outside air can be harmful. Here's how to read the scale to plan ...

Air Quality Advisory and heat warning are in effect for southern Quebec. After the flood comes the fire. Montreal has some of ...

If you’ve been outside on a smoggy day, you’ve probably noticed that your body reacts poorly to bad air quality. Maybe you coughed, or got a headache. But what actually happens to your body when you ...

The Illinois Environmental Protection Agency has issued an Air Pollution Action Day for Tuesday, July 15. Here's what to know ...

The newer AQHI takes into account the health effects and environmental concerns associated with varying concentrations of pollution, two factors the AQI does not. AQHI measures the impact of air ...