The Front Range can’t shake its ozone problem. Scientists are taking to the skies to figure out why

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A view of downtown Denver from the cockpit inside a plane.
Sam Brasch/CPR News
A view of downtown Denver from the cockpit of the NOAA Twin Otter, which has spent the last two weeks flying around the area to track ozone pollution. July 9, 2024.

Steven Brown stands in front of an airplane that's blue and white.
Sam Brasch/CPR News

July 9, 2024.
Sam Brasch/CPR News
July 9, 2024.
An aerial view of Water World
Sam Brasch/CPR News
July 9, 2024.

Ozone monitors inside a plane. A black panel with buttons and screens.
Sam Brasch/CPR News
July 9, 2024.

Alan Brewer wears a blue shirt khaki shorts with a black hat glasses and headphones in the cockpit of an airplane.
Sam Brasch/CPR News
July 9, 2024.

July 9, 2024.
Sam Brasch/CPR News
July 9, 2024.