Rusting rivers and huge rainfall have complicated pollution control at Northwest Alaska’s massive zinc mine.

A Grand Arctic Resort guide fell through river ice with a snowmobile on the Kalix River near a bridge in Överkalix while grooming winter trails. He got wet but climbed out uninjured; the snowmobile and sled sank and were to be salvaged the next day.

Authorities in Rovaniemi warn that river ice is extremely weak and going onto the ice is life‑threatening. Locals and businesses are urged not to set a bad example for tourists unfamiliar with ice safety.

Above-average fall temperatures in the Northwest Territories have delayed ice crossings on the Peel and Mackenzie Rivers, with officials warning this may become more common. The Peel River crossing opened later than average for light vehicles, while the Mackenzie River crossing at Tsiigehtchic remains closed.

With the ferry pulled for the season, West Dawson residents are waiting weeks for the Yukon River to freeze so they can cross, as unusually warm weather keeps water open. The delay disrupts access, raises safety concerns, and highlights increasingly unpredictable freeze-up.

A significant, previously unknown population of freshwater pearl mussel was found in the Ivalojoki watershed in Finnish Lapland. The cooperative Lumimuutos discovered it during restoration work in the Sámi homeland in summer 2025; authorities are withholding the exact location.

Gratangen municipality orders a farmer to stop an alleged illegal discharge of manure effluent. The farmer says the releases have ceased, but the municipality disagrees.

Prolonged late freeze-up has disrupted delivery of essential foods to settlements near Khatanga. Authorities used a hovercraft to deliver supplies to Novaya and Zhdanikha, while shops are extending credit and resident debts are rising.

Two separate fuel spills occurred at the Kangaatsiaq power plant within a week, releasing an estimated total of up to 27,000 liters into the building, surrounding ground, and the sea. Authorities say the extent of the marine spill is unknown and could not be contained due to wind, waves, darkness, and lack of equipment.

Around one hundred reindeer broke through thin ice at Mierojávri, north of Kautokeino; at least 20 drowned. Rescuers had to abort because the ice was too thin to walk on and too thick to use their boat.