Nature and Environment

A new effort to deal with a leaky cross-border sewage pipe

Jul 11, 2019 For years, Nogales residents have suffered from water contamination that stems from the wastewater line.

Sahuarita residents urged to boil water

Jul 11, 2019 E. coli bacteria were detected in some samples of the drinking water.

Santa Cruz River project means coordination between water infrastructure managers

Jul 8, 2019 New water released into the Santa Cruz River means the city and county are working together on issues like flooding and wastewater.

UNESCO designates vaquita porpoise habitat as ‘in danger’

Jul 8, 2019 There are estimated to be only 10 remaining vaquita porpoises in the Sea of Cortez.

Arizona senators propose drought bill

Jul 7, 2019 The bipartisan bill aims to help water utilities plan for dry future

500 Gila Topminnows make a splash at The Mission Garden

Jul 3, 2019 Also on Arizona Spotlight: Author Kimi Eisele on "The Lightest Object in the Universe"; singer Natalie Douglas returns to Tucson with the songs of Nat King Cole; and "A Love Letter to the Library" about MegaMania.

Bike Ranch resort approved in Saguaro National Park East buffer zone

Jul 3, 2019 Cycling resort 5 years in the making gets the go-ahead from the Pima County Board of Supervisors.

EPA: Air quality improves at Nogales port

Jul 2, 2019 The report credits reduced wait times and other factors for the reduction in emissions at the Mariposa Port of Entry.

Initial flow for Santa Cruz River project goes beyond expectations

Jul 1, 2019 The project pumping reclaimed water into a section of river near downtown saw water reach farther downriver than predicted.

First responders discuss how to stay safe in the heat

Jul 1, 2019 Tucson Fire and Pima County's Search and Rescue Unit respond to dozens of cases each summer.

Native Arizona fish finds new home in Tucson's Mission Garden

Jul 1, 2019 Last week, one of Arizona’s most historically prolific native fish was introduced into some new habitat at the Mission Garden.

Smoke from US wildfires boosting health risk for millions

Jun 26, 2019 Another summer of fires in the West is expected to impact millions and increase premature deaths.

Southern Arizona officials ask Congress to keep clean car standards

Jun 25, 2019 The White House wants to let automakers roll back emission and mileage standards.

Tucson reviving a stretch of the Santa Cruz River

Jun 24, 2019 Tucson Water is putting water back into the Santa Cruz River near downtown.

How much water is in the San Pedro? Every year, volunteers seek to find out

Jun 21, 2019 More than 100 volunteers spent last weekend tracking the presence of intermittent water in the river.

UA researcher investigating chemicals used in firefighting foam

Jun 21, 2019 Reyes Sierra-Alvarez is working on methods to absorb a contaminant discovered in groundwater.

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