Kristoffer Tigue

Summer wildfires, once rare in Minnesota, have increased tenfold since the 1990s as flash droughts and extreme heat reshape the state’s fire season.

As wildfires continue to burn in the Boundary Waters this week, they reflect a broader shift in Minnesota's evolving wildfire season, a Minnesota Star Tribune analysis shows.

U.S. Reps. Brad Finstad and Pete Stauber signed a letter this week accusing Canada of violating an international air pollution treaty. But experts say many factors lead to smoky skies, including climate change.

U.S. Reps. Brad Finstad and Pete Stauber signed a letter this week accusing Canada of violating an international air pollution treaty.

Wildfire smoke is once again straining relationships between Minnesota and its neighbor to the north.

Wildfire smoke is once again straining relationships between Minnesota and its neighbor to the north.

Twin Cities mosquito populations are well below average after a dry spring and worsening drought.

A dry spring and worsening drought have cut Twin Cities mosquito populations to less than half their 10-year average.

Kahiti Stierley-Nunez wasn't ready for Minnesota mosquitoes when she moved to the state from San Diego four years ago.

Kahiti Stierley-Nunez wasn't ready for Minnesota mosquitoes when she moved to the state from San Diego four years ago.