Old trees may have grown through entire millennia that were wetter than the past 20 years. We are scientists who study forest ...

Dr. Stettler discovered a cottonwood hybrid grew at incredible rates, nearly 10 feet a year, leading to a forest product boom ...

"Without a balanced age structure, the forest lacks resilience," the study's first author, Michael Stoddard, said in the ...

Major air pollutants have declined in recent decades, but USA TODAY’s analysis shows wildfire smoke is taking their place.

As I drive to and from winter recreation sites in the Central Gorge and nearby mountains, I can’t help but notice the native ...

To mitigate the potential impact from a persistent shortage of supply, Hershey ( NYSE: HSY) has asked the Commodity Futures ...