Smoke from the US West Coast wildfires has reached Europe

The wildfires devastating California and other parts of the western United States are the worst in 18 years, with vast amounts of thick smoke affecting large areas of the North America and even reaching Northern Europe, scientists said Wednesday.

source https://www.cnn.com/2020/09/16/weather/us-wildfires-smoke-europe-copernicus-intl/index.html