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Nature and Environment

The Flandrau Science Center and Planetarium (left) and the Kuiper Space Sciences Building (right) on the University of Arizona campus.

UA Opens Science Classes to the Community

Aug 14, 2017 The school is offering reduced tuition to attend lectures in many subjects.
A North American Bull Elk rests in a field.

Historic Migration: Arizona Elk Heading East to Restore West Virginia Herds

Aug 11, 2017 The elk are meant to rebuild a population that once roamed Appalachia.
Dense trees grow in a forest in northeastern Arizona.

Carbon Capture from Trees? It's All Downhill From Here, Study Says

Aug 11, 2017 UA research shows tall valley trees absorb more carbon from the atmosphere than trees on peaks.
Navajo uranium miners dump tailings over the side of a mesa in a photo dated 1952.

Two At A Time: Cleanup Of Navajo Uranium Mines Slow

Aug 10, 2017 Incidence of kidney failure and cancer, linked to uranium contamination, increased; tribe has banned any mining activity.
George Gunter (left) and Rahul Bhadani (right) show the data from a more advanced sensor attached to the roof of the "cognitive and autonomous test vehicle." The goal of their project was to get similarly accurate data with a sensor that records less data.

Learning to Program a Driverless Car at the UA

Aug 8, 2017 A 10-week summer course meant to encourage students to continue studies in research-based graduate programs.
The Santa Cruz River.

Scientists Look for Impact of Pollution from Pills in Wastewater

Aug 7, 2017 Difficult to filter, chemicals from drugs and personal-care products are of 'emerging concern' in waterways like the Santa Cruz River.

Edward Abbey's Southwest

Aug 4, 2017 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.
Tohono O'odham Nation Vice Chair Verlon Jose spoke Aug. 2 about the obligation to protect national monuments like Ironwood Forest, which he says provide education that can't be found "in a classroom."

Groups Defend Ironwood Forest National Monument Status

Aug 3, 2017 Advocates say they 'won't go down without a fight' to keep the protected status of the site.
Arizona Representative Charlene Fernandez (D-4).

Yuma Legislator Calls on Jeff Flake to Raise Air-Quality Standards

Aug 3, 2017 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

Aug 2, 2017 It will give inspectors a chance to locate the breach.
Looking up at Seven Falls, in the Sabino Canyon Recreation Area.

Rescues Highlight Danger of Flash Floods in Catalina Mountains

Aug 2, 2017 Multiple helicopter rescues have taken place during recent weekends when floods stranded visitors.
The old border wall made of military landing platform that stood for years dividing Naco, Arizona, and Naco, Sonora.

Feds Lift Environmental Rules for Border Wall Construction

Aug 1, 2017 The action gets around carrying out an environmental impact study for construction of a segment of wall by waiving a list of laws.
Ironwood Forest National Monument

Advocate Group 'Cautiously Optimistic' About Arizona Monument

Aug 1, 2017 Ironwood Forest National Monument's supporters are trying to preserve the protected area.
A lightning strike over east Tucson.

Tucson Sets July Rainfall Record, 2nd-Highest Monthly Total

Jul 31, 2017 July's rain total was higher than average rainfall for an entire summer rain season.
The border fence in Nogales, Sonora.

Tucson Company to do Emergency Repairs on Nogales Border Sewage Line

Jul 28, 2017 The international sewage line has been pouring into a Southern Arizona wash due to a partial break.
Lightning from a monsoon storm silhouettes palm trees against a dark sky. From July 2017.

Study Shows More Intense Monsoon Storms on the Horizon

Jul 24, 2017 Storms are predicted to be less frequent, though more intense in the area south and west of the Mogollon Rim.

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