Portland has been ranked the worst city in the world for air quality after smoke from Oregon’s record wildfires blanketed the city.
Portland’s recorded air-quality has been listed as “hazardous” for several days, with the index ranging from 315 to over 500 on the scale.
Drone pilot Artur Sibgatullin shot this video showing the city shrouded in the smoke.
“We are really having trouble breathing in these conditions,” Sibgatullin told Storyful. Credit: Artur Sibgatullin via Storyful