climate change

Courtesy of Rich Hofstetter

Warming temperatures and drought are increasing bark beetle outbreaks worldwide, killing off thousands of miles of forests. The problem is so dire in Russia that foresters have enlisted the help of Flagstaff entomologist and bark beetle expert Rich Hofstetter.


AP Photo/Julie Jacobson, File

Tension over the drought-stressed Colorado River escalated into a public feud when four U.S. states accused Arizona's largest water provider of manipulating supply and demand, potentially threatening millions of people in the United States and Mexico who rely on the river.

Earth Notes: American Pikas

Feb 28, 2018
Dyer Lytle

Hikers in the high mountains of the West have long been charmed by the sight of American pikas peeking out of rocks in talus fields above treeline. 


Melissa Sevigny

The City of Flagstaff will seek public input this year on a plan to take action on climate change. KNAU’s Melissa Sevigny reports.


NOAA

A dozen scientists from Northern Arizona University signed their names to a “warning to humanity” about the dangers of environmental destruction. KNAU’s Melissa Sevigny reports.


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