During a prolonged heatwave with temperatures above 30°C (86 F) in Vindelfjällen, hikers on Kungsleden are shifting their treks to early morning and nighttime to escape daytime heat.

A blue-green algae bloom detected at Lower Thetis Lake’s main beach prompted a Capital Regional District health advisory on July 20, 2025, warning humans and pets to avoid the water.

An algal bloom was detected at the municipal Lulsundet beach in Luleå on July 15, prompting warning signs and questions from residents about potential health and safety risks.

Two Interior Alaska wildfires—the 26,000-acre Bear Creek Fire near Healy and the 3,300-acre Himalaya Road Fire north of Fairbanks—forced temporary closures of the Parks and Elliot Highways, prompted evacuations, and led to emergency animal shelter operations.

Evacuation alerts were issued on June 20 for areas around Dawson City—including West Dawson and properties along the Dempster, North Klondike, Silver Trail, and Top of the World highways—due to multiple out-of-control wildfires.