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A new study from The Nature Conservancy says thinning ponderosa pines can save trees in the long run. The research modeled what will happen to northern Arizona forests as the climate grows hotter and drier. KNAU’s Melissa Sevigny spoke with lead author Lisa McCauley about how the results relate to the nation’s largest restoration project, the Four Forest Restoration Initiative (4FRI).
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Airport officials in some western states are concerned sporadic fuel shortages may hamper aerial firefighting operations. Planes and helicopters are…
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Streets in east Flagstaff filled with mud and debris this week as flash floods poured down from the Museum Fire scar. The two-year-old burn scar is a…
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Firefighters are tamping down on recent record-breaking wildfires in California. But KNAU’s Melissa Sevigny reports, scientists say bigger and more…
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The Museum Fire burned nearly two thousand acres north of Flagstaff last July. The area is home to a federally threatened species, the Mexican Spotted…
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It’s common now to see smoke in the air around Northern Arizona in the fall. Prescribed burns have become the norm for managing forests—especially around…
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A new study by The Nature Conservancy shows forest thinning and prescribed burns cause a short-term loss of carbon to the atmosphere, but save carbon in…
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Sending kids to Camp Colton at the base of the San Francisco Peaks has been a local tradition since the seventies. Thousands of sixth grade students have…
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A first-of-its-kind study reveals the increased risks of lung disease and cardiovascular mortality for wildland firefighters due to smoke exposure. KNAU’s…
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Ten miles north of Flagstaff is the oldest experimental forest in the United States. It was established more than 100 years ago at a time when foresters…