Environmental groups raise concerns over proposed border road impact on endangered jaguars and critical habitat
Environmental groups say they want no new construction, in response to a proposed border road and its potential impact on endangered jaguars and other endangered and threatened species.
TEP's energy plan under review
Assessing Tucson Electric Power's path to carbon neutrality and natural gas debate
That green lawn may not be so green: Gas-powered equipment are heavy polluters
Gas-powered lawn equipment in Arizona emitted 445,908 tons of carbon dioxide in 2020, the polluting equivalent of putting 98,162 cars on the road, a new report says.
Fighting fire with fire: How prescribed burns protect forests in northern Arizona
The prescribed burns in Kaibab National Forest are part of the U.S. Forest Service’s 10-year wildfire crisis strategy, which aims to combat wildfires in high-risk forest landscapes.
University of Arizona leads the way in western environmental justice initiatives
Empowering communities and bridging gaps: UA's role in transforming environmental equity
Biologists are keeping a close eye on a rare Mexican wolf that is wandering out of bounds
This marks the second time the wolf — identified as F2754 — has ventured north.
Cattle grazing is ruining the habitat of 2 endangered bird species along Arizona river, lawsuit says
The lawsuit filed in U.S. District Court in Tucson targets seven grazing allotments spanning 15 miles along the Gila River.
U.S. Dep. of Energy announced federal support of three transmission projects
The Southline Transmission Project is one of the three projects and will span from Hidalgo County New Mexico to Pima County in Arizona.
The Buzz speaks with Tucson City Council candidates
Candidates see streets, crimes and homelessness as the city's top issues.
Center for Biological Diversity demands action on depleting aquifer in Sierra Vista
Environmental advocates call for fair water use policies to save the San Pedro River.
When a reservoir is more than just stored water
Reservoirs are a common solution to the seasonal ebbs and flows of river water. But, for some communities, they are so much more.
Reviving the Santa Cruz River: A decade of clean waters and ecological resurgence
From stagnation to splendor: How wastewater innovation breathed life back into a desert oasis
Arizona border wall lawsuits dismissed, paving the way for environmental restoration
From legal resolution to environmental revival: Arizona's next chapter
Tucson area experiences earthquake centered near Saguaro National Park-Rincon District
Early morning tremors leave Tucsonans wondering about seismic activity
Water and Copper: How mining's history follows Arizona's feelings about water use in the state
Mining was Arizona's first billion-dollar industry. As we consider our state's economic drivers and their water use, we ask not only how much water goes into mining but what its aftermath does to water.
