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Water Managers: 'Zero' Chance of Colorado River Water Shortage Next Year
Federal officials say water levels in Lake Mead are not as low as they worried.
UA Opens Science Classes to the Community
The school is offering reduced tuition to attend lectures in many subjects.
Carbon Capture from Trees? It's All Downhill From Here, Study Says
UA research shows tall valley trees absorb more carbon from the atmosphere than trees on peaks.
Two At A Time: Cleanup Of Navajo Uranium Mines Slow
Incidence of kidney failure and cancer, linked to uranium contamination, increased; tribe has banned any mining activity.
Learning to Program a Driverless Car at the UA
A 10-week summer course meant to encourage students to continue studies in research-based graduate programs.
Scientists Look for Impact of Pollution from Pills in Wastewater
Difficult to filter, chemicals from drugs and personal-care products are of 'emerging concern' in waterways like the Santa Cruz River.
Episode 327: Repairing the Sewer Pipe Crossing the Border in Nogales
Plus: A bipartisan group with a health care agenda, and a look at the Port of Tucson and Arizona railroad history.
Edward Abbey's Southwest
Also on Arizona Spotlight: The latest on the sewage pipe break in Nogales; and a UA project to return lost dog tags from the Vietnam War unites two generations of veterans.
Groups Defend Ironwood Forest National Monument Status
Advocates say they 'won't go down without a fight' to keep the protected status of the site.
Yuma Legislator Calls on Jeff Flake to Raise Air-Quality Standards
State Rep. Charlene Fernandez criticized the U.S. senator for backing lower standards for ground-level ozone.
Broken Sewage Pipe in Nogales Gets Temporary Fix
It will give inspectors a chance to locate the breach.
Feds Lift Environmental Rules for Border Wall Construction
The action gets around carrying out an environmental impact study for construction of a segment of wall by waiving a list of laws.
Rescues Highlight Danger of Flash Floods in Catalina Mountains
Multiple helicopter rescues have taken place during recent weekends when floods stranded visitors.
Advocate Group 'Cautiously Optimistic' About Arizona Monument
Ironwood Forest National Monument's supporters are trying to preserve the protected area.
Tucson Sets July Rainfall Record, 2nd-Highest Monthly Total
July's rain total was higher than average rainfall for an entire summer rain season.
Tucson Company to do Emergency Repairs on Nogales Border Sewage Line
The international sewage line has been pouring into a Southern Arizona wash due to a partial break.
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