Brandon Loomis

The Black Mountain burro heard, left behind by gold miners, had grown to nearly 2,000 this winter. A roundup aims to remove more than half.

Soot pollution is trending down in Arizona, but a new rule will likely put Phoenix out of compliance in a year. It could mean more no-burn days.

Arizona Republic Mining company South32 has decided to invest $2.16 billion in its Hermosa prospect in the Patagonia Mountains, pouring what

The Interior Department announced a $10 million investment in landscape restoration projects in Arizona, with a focus on rooting out invasive species.

Thousands of acre-feet of water are lost each year in Phoenix's leaky delivery pipes and at homes with undetected leaks.

The federal government says cash deals helped prevent a Colorado River crash for now. A longer-term deal between the states is needed by 2026.

Mining company Hudbay needs an aquifer protection permit for its Copper World Mine near Tucson. Some neighbors urge the state to reject it.

Gov. Katie Hobbs wants new groundwater protections, says a GOP plan is too little and would cause see the water "sucked out from under" small towns.

Arizona's groundwater law offers rural communities little protection from big farming operations. Kris Mayes says a nuisance lawsuit could help.

The U.S. Forest Service has a new firefighting helicopter base outside of Payson. This week, a helitack crew is using it to stage a prescribed burn.