Officials warned young children and those with respiratory illnesses to take precautions. For weeks, smoke from Canadian ...

Trump has justified tariffs on goods from Canada, the top U.S. export market, by accusing it of failing to stop the ...

The elevated levels of fine particulate matter resulting from wildfire smoke could present significant health risks.

Join me as I take the Amtrak Cascades from Vancouver, Canada, to Seattle, USA, one of Amtrak’s only international train ...

Follow Miles Taylor and Jackson Betz as they navigate 50 local transit connections from California to Canada. Watch their public transportation adventure unfold.

Epic summer adventure? Try splashing in all five Great Lakes in one day. Here are three routes you can try, including a ...

State officials from Maine to New York issued alerts for fine particulate matter, a toxic byproduct of wildfires that is small enough to be inhaled.

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Tallahassee, United States throughout the world ...

View the latest weather forecasts, maps, news and alerts on Yahoo Weather. Find local weather forecasts for Chicago, United States throughout the world ...

Crossing into the United States used to be a breeze for Canadians, but those days are quickly fading. Recent policy changes have transformed what was once a simple border hop into a complex process ...