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Heat and Ozone Levels Forecast to Rise in Tucson
Air pollutant could be at elevated levels through Friday; hot temperatures will last through the weekend.
Wildfire Crews Gaining Upper Hand in Cochise County
Lizard Fire's growth slows; two-thirds of fire's perimeter now contained.
Containment Expands on Wildfire East of Tucson
Lizard fire surpasses 15,000 acres; officials report optimism in slowing it.
Winds Drive Cochise County Wildfire to 14,900 Acres
Brush, grass scorched, power line threatened; containment at 5 percent.
Episode 141: Local Governments Say No to Trump's Wall
Metro Week: 2 fire districts propose consolidation; new Catholic bishop coming to Tucson.
Planting Fish to Kill Mosquitoes: 'This Is Historical'
Endangered fish species going into swimming pool to eat larvae.
Rosemont Mine Takes Step Forward with Forest Service Approval
More permitting and approval must go through before operations can begin.
Climate Scientist: Leaving Paris Accord Bad for Southwest
The region is already experiencing the effects of global warming, says Valerie Trouet.
South Tucson to Receive $300K for Contaminated Sites
The funding will go to assessing "brownfield" sites to promote redevelopment in the city, the EPA says.
Team Maps Genome of Mojave Desert Tortoise
Researchers are looking there for a 'gold mine' of information about changes and adaptations.
Heat May Have Killed Illinois Man West of Tucson
34-year-old's body found on hiking trail in Saguaro National Park West.
Big Role for Little Fish: Mosquito Control in Pima County
Officials hope the native Gila topminnow will be effective replacement for mosquitofish.
Tucson Ranks Low in Public Park Availability
Trust for Public Land rankings show many Tucsonans do not have easy access to a park.
Fire Restrictions in Place As Holiday Weekend Approaches
Some campfires banned, also smoking and firing weapons.
TEP Deal to Provide Solar Electricity for 21K Homes
The array, to be finished in 2019, will be the largest in TEP's renewable energy portfolio.
Official on Pinal Fire: 'What Nature's Intended to Do'
Fire managers have been waiting for this kind of burn to help restore the forest.
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