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State Wants to Reduce Wild Burro Herds Numbering 4,800

Federal agency says it must conduct environmental analysis before taking action.

Southern Arizona 'Drought-Free' for First Time in Five Years

Monsoon, El Niño bring plenty of moisture, but not enough to end being water smart.

On Aug. 5 2015 the EPA was investigating contamination of this old Colorado mine when it unexpectedly triggered a release of 3 million gallons of toxic waste.

Toxic Chemicals in State Recycled Less than Nationally

EPA's annual report tracks production, disposal of chemicals that harm health or environment.

Mount Lemmon Ski Valley, north of Tucson, in January 2012.

Ski Resorts on Federal Land Must Prove Water Supply

New Forest Service rule will affect three spots in Arizona, including Mount Lemmon.

El Niño Winds, Rain 'Scrub' Arizona's Atmosphere

State air quality director says rains, cold temperatures help purify air.

US Parks Draw Record Crowds Ahead of 100th Anniversary

Visitation to 409 National Parks estimated at 300M last year, even bigger in 2016.

Rock formations at Lake Powell, AZ

Utah Wants to Pipe Water 140 Miles from Lake Powell

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

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.

Atop Mount Lemmon, north of Tucson, remnants of wildfire.

Study: Wildfire May Double Erosion in Western Watersheds

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

Tucson Bishop Shares Climate Change Message From Pope

As UN conference continues, Catholic Church focuses on climate change.

On Aug. 5 2015 the EPA was investigating contamination of this old Colorado mine when it unexpectedly triggered a release of 3 million gallons of toxic waste.

Arizona Abandoned Mine Cleanup Could Cost Billions

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

Grand Canyon

Proposals Would Regulate Grand Canyon Backcountry

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

The sun sets in the Arizona desert wilderness.

AZ WEEK: Arizona Desert Wilderness Act at Milestone

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

Study: Arizona Not Preparing Enough for Climate Change

Existing policies based on current climate conditions, do not reflect climate change projections

Grand Canyon Bison Problem: Hunt Them or Relocate?

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

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.

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