More Environment Stories

Utah Wants to Pipe Water 140 Miles from Lake Powell

86,000 acre-feet anually would supply booming area around town of St. George.

Historic Climate Accord A First Step, UA Professors Say

University of Arizona representatives say climate connects many issues

Study: Warming May Affect Microbes, Hurting Soil Fertility

Research led by NAU scientists scanned conditions in 80 dryland ecosystems around globe.

Why Did the Wildlife Cross Over the Road? To Reduce Road Kill

First wildlife overpass in state going over highway north of Tucson; more to come.

Study: Wildfire May Double Erosion in Western Watersheds

Flagstaff, other high-altitude areas are 'hot spots' for fire-related soil problems.

UA Delegation in Paris Hopes for Global Climate Accord

Students, faculty hear world leaders trying to reach consensus.

Arizona Abandoned Mine Cleanup Could Cost Billions

Group opposing state takeover of federal lands says cleanup costs would shift to states.

Proposals Would Regulate Grand Canyon Backcountry

Activities in canyon currently governed by 3-decade-old management plan.

AZ WEEK: Arizona Desert Wilderness Act at Milestone

A look at what it means from the perspective of federal agencies, non profit organizations

Grand Canyon Bison Problem: Hunt Them or Relocate?

Park Service says herd of 600 overgrazing, draining precious water supplies.

UA Delegation to Attend United Nations Climate Conference

Faculty, students and community members to observe, network, conduct research.

Arizona Spotlight for November 20, 2015

StoryCorps arrives in Tucson; visit a peaceful Asian oasis in midtown Tucson; a community finds common ground in a neighborhood park; five experimental music artists use MOCA as a soundscape.

El NiƱo Rains Predicted to Reduce Drought Severity

Above-average winter precipitation expected; will help, but won't end drought.

Interior Secretary in Tucson to Promote Free Parks for Students

Sally Jewell spent Wednesday in Saguaro Park with Santa Rosa Ranch students.

29 More Desert Bighorn Sheep Released in Santa Catalinas

23 ewes, 6 rams join more than 3 dozen already living in Pusch Ridge area.

Bill Would Reform Mining Law, Make Companies Clean Up

Instead of taxpayers paying to clean up mine sites, burden would fall to companies

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