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.

A 4-year-old child was attacked and injured by a cougar while hiking near Hurricane Ridge in Olympic National Park; the National Park Service is seeking witnesses.

A wildfire near Lake Spokane in southern Stevens County grew to over 2,000 acres by Sunday, prompting evacuations as thick smoke blanketed the region.

In Karasjok this spring, bears, lynx and a golden eagle attacked an enclosed reindeer herd, killing around 100 animals, while five state agencies coordinated the response and initially denied a permit for lethal control.

Volunteer firefighting flights in Norrbotten faced their most hectic period ever when a Sunday thunderstorm sparked multiple lightning-ignited wildfires, creating a “wall of lightning” that hindered access across Gällivare, Kiruna, Pajala and Porjus.

During week 29 (July 14–20, 2025), Luleå recorded 128 hours of sunshine—the highest weekly total in Sweden since measurements began—surpassing the previous record by four hours.

Lightning strikes from passing thunderclouds have ignited forest fires in several inland municipalities in Norrbotten County, Sweden, prompting rescue services to work to extinguish them.

Temperatures in Rovaniemi exceeded 30 °C this week, drawing coverage from Reuters and CNN as the Finnish Meteorological Institute warned that Lapland’s all-time heat record could be broken.

Heavy rains have caused the Indigirka River to overflow and a flood wave to move along the Aldan River, prompting Sakha Republic authorities to declare a regional-level state of emergency affecting three districts.

About 800 farmed salmon escaped from Cermaq’s Rypefjord facility near Hammerfest due to a dislodged transfer pipe, prompting concerns over genetic threats to wild salmon in Repparfjordelva and Altaelva and calls for stronger containment measures.

Lake and river surface waters in Lapland have warmed rapidly due to recent heatwaves, reaching up to 5°C above average and attracting more beach visitors than usual.

A minke whale stranded on MacDonald Spit near Seldovia for six hours on July 17 but refloated with the rising tide and swam back into Kachemak Bay; the Seldovia Village Tribe suspects a toxic algal bloom disoriented the whale.

A tsunami warning that was later downgraded was issued for several coastal communities after the earthquake struck south of Sand Point.

A damaged oil pipeline in Nuussuaq near Upernavik spilled around 8,000 liters of diesel into the sea, forcing halibut processing and fish production to pause for two days and severely disrupting local fisheries.

New fissures on the Reykjanes Peninsula have sent lava eastward and prompted fresh hazard warnings, with high sulfur dioxide levels and drifting volcanic fibers adding to safety concerns.

Heavy rainfall has raised water levels in the Indigirka, Kuydusun, and Nera rivers, flooding yards in Orto-Balagay, Kuydusun, Oymyakon and Ust-Nera, and submerging sections of the Oymyakon and Kolyma highways.

With wildfires spreading in the Kobuk River country of Northwest Alaska, I just knew I needed to find a way to get home.The Nuna fire is burning still, pushed north by strong southerly winds. There has been some rain, not a lot. I remain concerned about my home. I’m worried about the caribou, too, and what brush will revegetate that tundra after these fires. I’m worried about that beautiful big land between the Jades and Onion Portage, the Hunt and Nuna river valleys.

A USCG survey flight spotted three more dead gray whales on Sitkinak and Tugidak islands, bringing the 2025 total in the Kodiak region to 11, with several apparently killed by orcas and others appearing emaciated.

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.

A magnitude-5.8 earthquake struck northern Greenland on July 15, 2025, and was recorded by 118 stations globally, including more than 10,000 km away in Brazil.