Grand Canyon gets $27.5 million federal grant for greener shuttle buses
The replacement project includes 30 new buses — 20 that run on compressed natural gas and 10 electric buses.
Female Mexican gray wolf released into wild in Arizona in move to help wolf's recovery
The wolf was headed north into the southern Rocky Mountains of New Mexico in January when the wildlife service captured her outside the recovery area.
The Buzz: Efforts to make Chiricahua National Monument a national park
Will the Wonderland of Rocks could become Arizona’s Fourth National Park?
Arizona AG Kris Mayes sues manufacturers for PFAS contamination
The companies have known about the 'forever chemicals' for decades
Judge says fire retardant drops are polluting streams but allows use to continue
The ruling Friday from U.S. District Judge Dana Christensen came after environmentalists sued the government for dropping the red slurry material into waterways hundreds of times over the past decade.
Chiricahua National Park proposal moving in the U.S. Senate
The proposal is headed to the full Senate.
US greenlights major transmission line for renewable energy in Arizona and other Western states
The announcement comes just about a year after an environmental review was completed as part of a broader effort by the Biden administration to clear the way for major transmission projects in the West.
Plastic waste into construction blocks: Tucson strives for zero-waste model
Tucson city council unanimously approved an agreement with ByFusion to convert plastic waste into construction-grade building blocks.
Wildife gate and fence complete in Oro Valley
It is the first of its kind in the Southern Arizona.
Tucson to begin returning ancestral lands to Tohono O’odham Nation
City council unanimously moved to direct the city attorney to present a plan for approval at the next council meeting.
Grand Canyon delays opening of North Rim due to snowfall
Like other parts of the West, northern Arizona received an abundance of snow over the winter.
Officials warn of orange liquid at old Arizona mining site
The state Department of Environmental Quality issued a news release strongly urging the public to keep away from an area in Walker.
The Buzz: Arizona's abandoned mines
Many groups look to locate, seal and clean up old mines, which likely number in the hundreds of thousands.
Feds pause some Flaming Gorge water releases amid a snowy winter for the Colorado River
After states in the Colorado River's Upper Basin filed a request with the Bureau of Reclamation.
Proposed pause on reservoir releases prompts Arizona and Lower Basin states to respond
Those states essentially agreed with the idea of suspending water releases, but said water managers should wait a few months.
