COVID-19 rules are difficult to enforce
Numbers are rising and officials need the community to buy in.
'No right way': Rapid migrant expulsions transform remote border crossing
Aid groups say Trump administration's pandemic-era expulsions trap migrants in a borderland ill-equipped to care for them.
Pima County top health official warns of 'sobering weeks ahead' with pandemic
County puts voluntary curfew in place for the rest of the year.
State officials discourage holiday gatherings for people in assisted living facilities
Officials continue to promote virtual visits and the role of designated essential visitors to keep morale up.
Pima County, state preparing COVID-19 vaccine plans
The Pfizer announcement that a vaccine may soon be available has put public focus on distribution.
2020 delivers setbacks for some long-planned Western water projects
Long-planned projects have run into roadblocks.
Moderate voters gave Democrats an Arizona Senate seat in 2018. Will they do it again?
To some voters, Joe Biden and Mark Kelly are more reminiscent of John McCain than their Republican opponents.
In Arizona, building a wall — and destroying a canyon
In a mountain range too steep to cross, the Department of Homeland Security is spending millions of dollars on five miles of border wall.
DHS marks milestone as wall construction severs wildlife corridors
New border wall construction is nearly done in some of the most environmentally sensitive areas in Arizona.
OSIRIS-REx touches an asteroid
The UA-led project is a first for NASA.
As Western fires burn, focus narrows on forest management. But it’s easier said than done
Correcting the mistakes of the past is tougher than it sounds, as managers work to get ahead of coming wildfires and learn from previous ones.
In grasslands plagued by invasives and drought, wildfires fuel calls for new solutions
Invasive plants and climate change are changing the relationship between vast rangelands, drought and wildfire.
For the West’s drinking water, wildfire concerns linger long after smoke clears
For municipal drinking water systems, fires are felt for years after they’re snuffed out.
Homeowners who avoid wildfire damage can find themselves in new flood zone
Even long after the flames of a wildfire are gone, those who live nearby face a serious increase in the threat of flooding.
In Yellowstone, America's 'first water park,' decades-old blaze marked start of megafire era
The wildfires ushered in a chapter of massive, frequent blazes as well as a new understanding of the ecological process.
