Wildfire smoke drove air quality in Yellowknife to high-risk levels, prompting Chief Public Health Officer Dr. Kami Kandola to issue an advisory urging residents to limit outdoor activity and take health precautions. The advisory highlights vulnerable groups and directs people to the Air Quality Health Index for up-to-date information.

Police and fire crews responded Thursday night to a large jet fuel spill at Polar Oil near Nuuk’s harbor. About 7,069 liters leaked but were contained in a spill basin and mostly pumped back; police are investigating the cause.

A huge iceberg—about 300 m long, 300 m wide and 75 m high—was spotted in a key shipping route north of Iceland, prompting a warning to mariners. The Icelandic Coast Guard located it roughly 42 nautical miles north of Hornbjarg during an aerial patrol.