Environmental groups have filed suit to remove most of the cattle off of 143 miles of the Verde River watershed.

A Northern Arizona University forestry expert who was ahead of his time in urging communities across the West to thin dense stands of trees and set fire to the landscape as a way to ward off catastrophic wildfires has retired from his position at the school.

The U.S. Forest Service, faced with the slow pace of forest thinning, is seeking proposals to remove dense stands of trees in a wide swath of Arizona to help prevent wildfires.

An environmental group took the first steps on July 18 to filing suit against the U.S. Forest Service for failing to live up to its promise to keep cattle away from streams in eastern Arizona.

Environmental groups will get a new chance to force the U.S. Forest Service to ban hunters from using lead ammunition in the Kaibab National Forest in a bid to protect condors.

The Arizona Supreme Court has squashed what could be the last legal maneuver to block the use of treated effluent to make snow on the San Francisco Peaks.

The U.S. Forest Service is boosting the amount of money it is providing for a massive forest thinning project in northern Arizona.

The U.S. Forest Service says a plan to restore 2.4 million acres along the Mogollon Rim has taken a significant step forward.

Thirteen years ago 468,638 acres of Arizona’s northern forests turned to ash as a result of the Rodeo-Chediski fire, which was the largest and most destructive wildfire in Arizona history until 2011, when the Wallow fire scorched more than 500,000 acres in five weeks.

A uranium mining company that was sinking a shaft for a mine south of Grand Canyon National Park has put the work on hold, citing market conditions and the expense of litigation. Energy Fuels Resources Inc. said the operation will ...