Transcript for 5 million acres burned in West Coast fires
Michael. Now to those devastating wildfires, burning nearly 5 million acres along the west already this year. And the fires are making it increasingly difficult to breathe with thick, toxic smoke. Portland, Oregon, with the worst air quality in the world. Kaylee Hartung has the latest. Time Mo move. Reporter: This video recorded on a firefighter's helmet capturing how fast the creek fire overwhelmed crews in California earlier this month. Enormous flames engulfing homes and carsmenting in the street as whipping winds few thick clouds of smoke and plague visibility as firefighters maneuver through fiery streets. Overnight those walls of fire still moving. A ring doorbell camera capturing when it rages through the forest and closes in on this home. In Oregon, toxic air blankets the state. You can see the destruction. This wildfire left behind this. Look around me. The smoke hanging so thick, this is the most polluted air in the world. The state already says one in ten visits to the emergency room are related to this air quality. Did those numbers line up with what you're seeing here? Absolutely. We've seen an increase in respiratory illness, particularly in people predisposed po it. Reporter: So the air quality index, it works sort of like a thermometer and runs from zero to 500 degrees. Anything above 300 is considered hazardous and as we have traveled across the state of Oregon we have seen readings off the charts upwards of 600. The warning remains here to stay Michael. Hopefully people heed that warning there, Kaylee, thank you so much.
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