Smoke from the fires appears to have blown all the way across North America and more than half way across the Atlantic
Smoke and heat from raging wildfires in Idaho and Montana are seen in this animation of satellite images acquired on Sept. 3, 2017. (Source: RAMMB/CIRA)
Note: I've updated this story to clarify and expand on the role of human-caused climate change in western wildfires. See below.
