SALT LAKE CITY — A series of colorful, eerie faces painted on rocks in some of the West’s most pristine, well-known national parks has sparked…
Who chooses to install solar panels on their roof? You might assume that the people who do so are probably fairly rich (an average installatio…
Part 1: Recycled bottles help rebuild reservation, one man's life
Toxic heavy metals may have leached into the water during heavy rains.
After 25 years running Trees for Tucson, Joan Lionetti honored with oak.
Federal regulations will cut sulfur dioxide emissions 85 percent at the smelters.
Official with Mexican environmental agency explains why authorities couldn't stop spill and how they'll hold the company accountable.
WELDON SPRING, Mo. — A home with prime views of the third and fourth holes at Whitmoor Country Club has been vacant for two years because of a…
Opponents wonder if Hudbay is seeking to expand the proposed mine.
Environmentalists cite a population drop of more than 90 percent.
Existing forecasts "critically underestimate" risks in Southwest, new study says.
Wildlife service supervisor changed his staff's findings, records show.
A sea turtle chose a welcoming, posh beachfront, but the wrong month.
Possible ramifications loom for Rosemont Mine, Fort Huachuca.
Critics say any mitigation deal could help the mine win approval.
This Q&A with company officials covers Rosemont environmental, business, transportation issues.
Environmentalists continue to push for a coal-free plant in Tucson.
Reservoir that supplies Western drinking water is at record low level.
HJ3 Composite Technologies is working on new ways to repair water pipelines.
Beautiful lands are for sale everywhere — will they be preserved or developed?
Arizona will be hit harder than most states, a new report says.
2011 wildfire was started by a company employee.
Tucson's monsoon season started Sunday and it's only a matter of time before we get our first downpour of the season. Here's a look at some mo…
Kinder Morgan agrees to monitor the pipeline and surrounding area for 20 years and give the county $4 million.
For the first time, the state agency that operates the multibillion-dollar Central Arizona Project warns that water shortages could hit Tucson…