With smoke from Canadian wildfires expected to continue affecting affect Michigan this summer, knowing how to check the air ...

A few more stray showers are possible overnight, but realistically a lot of the nighttime hours will still be dry. Lows will ...

SACRAMENTO — Calif. Gov. Gavin Newsom announced last week the launch of California’s Statewide Mobile Monitoring Initiative ...

In its proposed regulation, the Trump EPA argues that carbon dioxide and other greenhouse gases from fossil fuel-fired power ...