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2015 Spill Dumped 540 Tons of Metals into River, EPA Says
Wastewater from the Colorado mine turned rivers yellow.
Oro Valley Student's Science Project Chosen for Competition
Amanda Minke's lead-reducing water filter among 300 student projects competing.
Vanishing Sand at the Grand Canyon
Also on Arizona Spotlight: The 2017 Arizona legislature starts work; exploring diction with Anna Risley; and film & stage stars Renèe Taylor & Joseph Bologna visit Tucson with "My Life on a Diet".
Growing Bat Population Good for Tequila Drinkers
The once endangered long-nosed bat may come off the federal protection list.
US-Mexico Study of San Pedro River a Binational First
The San Pedro River Aquifer provides water to people on both sides of the border.
2016 Likely 2nd Hottest Ever in Tucson; 2014 Was No. 1
Last 3 Years will rank as hottest in Old Pueblo for average temperature.
First Day Hikes Celebrates 60th Year in Arizona State Parks
Come Sunday, more than 60 events will be held statewide, 7 in Southern Arizona.
Here's How to Dispose of Your Christmas Tree in Tucson
The city of Tucson can help you recycle it properly, by turning it into mulch.
Fish Thriving - Guess Where? - in Santa Cruz River Near Tucson
Improved water quality from treatment plants provides year-round flow.
The Art of Paying Attention: Great Horned Owls
Author & wildlife illustrator Beth Surdut tracks some of nature's most accomplished masters of camouflage in Tucson.
Poll: Latinos Want Congress, Trump to Fix Climate Change
Latino Decisions survey finds wide support in Arizona for legislation.
Uranium Push-Pull Near Grand Canyon in Appeals Court
The two cases deal with uranium mining on public lands, but from different approaches.
Havasupai Sue To Protect Their Water
Havasu Creek is both water source and livelihood for the Grand Canyon tribe.
Jaguar Photographed in Huachuca Mountains, a First
Preliminary indications are that the animal has not been spotted before.
Navajo Farmers Open Legal Battle Over Mine Waste Spill
The spill contaminated three rivers and the tribe's irrigation source.
Obama Could Still Make Bears Ears A Monument
Southern Utah area is considered sacred by many tribes and communities in the Southwest.
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