Point observations of ozone taken by the U.S. Environmental Protection Agency.

NCAR/ACOM is now generating high-resolution, experimental, 48-hour forecasts of air pollutants across the contiguous United States. The predictions, which are freely available online, can help decision makers anticipate episodes of unhealthy air... Read more

Aerial view of the Amazon Rainforest, photo by lubasi at Wikimedia Commons:

As the Amazon burns at a rate higher than any year measured since 2010, the environmental crisis is being watched closely by researchers in Boulder, who have devoted years of study to the long-term... Read more

Scientists on a NASA-flown DC-8 were able to photograph and view this wildfire-produced thunderstorm. Layers of smoke in the atmosphere near the thunderstorm make the sun appear orange. (Photo courtesy of David Peterson, Naval Research Laboratory)

The phenomenon, called a pyrocumulonimbus or PyroCb, “is essentially a thunderstorm that is created or driven by a wildfire,” said David Peterson (Naval Research Laboratory).  “As we fly into this deep smoke, the light... Read more

View of Denver skyline from south Table Mountain (STM). 28 September 2012. Wikimedia Commons:

Sparked by a listener question, CPR Colorado Matters interviewed ACOM Scientist Gabriele Pfister about the transport of ozone pollution from the Colorado Front Range to the mountains. Pfister has been tracking the movement... Read more

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