Wildfire Smoke
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NASA
Astronomy Picture of the Day
Red Sun through Wildfire Smoke Explanation: This could be the view from an exoplanet orbiting around a red dwarf star, but it is our own Sun. This image of was taken on July 22, 2026, in the Okanagan region in the Canadian province of British Columbia. Wildfire smoke from the Pacific Northwest acted as a solar filter, allowing the photographer to take this photo of the Sun directly. Several sunspots are also visible in this eerie image;…
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NASA
NASA-Funded Study Shows Wildfire Smoke’s Hidden Ozone Toll
Wildfire smoke is stoking a new challenge for cleaner air. A NASA-supported study published Thursday found that, over the last decade, wildfires have worsened ground-level ozone pollution across much of the contiguous United States, creating unhealthy air far from active flames. Wildfires have become an increasingly important contributor to ground-level ozone, or smog, across much of the United States, researchers…
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