For weeks, smoke from Canadian wildfires has poured down into the United States, drifting clear across the Atlantic into Europe. Pulmonologist Vivek Balasubramaniam, a professor of pediatrics at the ...

BOISE, Idaho — As wildfires continue through the hot and dry months of summer to fall, their smoke isn’t just clouding the skies, it’s also playing a complex role in the atmospheric chemistry. It can ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Listen 3:51 Wildfire smoke ...

Editor's note: This story has been updated to reflect the current wildfire smoke conditions in the U.S. The original story was published Jan. 8, 2025. Smoke from Canadian wildfires continued to prompt ...