Smoke from Canada wildfires over the U.S.

<img width=“750” height=“443” src=“https://flowingdata.com/wp-content/uploads/2023/06/Canadian-wildfire-smoke-750x443.png" class=“attachment-medium size-medium wp-post-image” alt=“” decoding=“async” srcset=“https://flowingdata.com/wp-content/uploads/2023/06/Canadian-wildfire-smoke-750x443.png 750w, https://flowingdata.com/wp-content/uploads/2023/06/Canadian-wildfire-smoke-1090x644.png 1090w, https://flowingdata.com/wp-content/uploads/2023/06/Canadian-wildfire-smoke-210x124.png 210w, https://flowingdata.co …