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Nature and Environment

Wanted: Tinsel-Free Christmas Trees for Recycling

Dec 28, 2015 Tucson has nine locations for annual Treecycle event through Jan. 12.
Snow collects on cactus on Tucson's northwest side.

White Christmas in Tucson is No More Than a Dream

Dec 21, 2015 For the 28th year in a row, no snow predicted for the holiday.
Rock formations at Lake Powell, AZ

Utah Wants to Pipe Water 140 Miles from Lake Powell

Dec 15, 2015 86,000 acre-feet anually would supply booming area around town of St. George.
Students at the University of Arizona add their hand prints to a banner that will be displayed at the United Nations Climate Conference in Paris.

Historic Climate Accord A First Step, UA Professors Say

Dec 15, 2015 University of Arizona representatives say climate connects many issues
Desert scene near Escalante, Utah.

Study: Warming May Affect Microbes, Hurting Soil Fertility

Dec 14, 2015 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

Dec 9, 2015 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

Dec 9, 2015 Flagstaff, other high-altitude areas are 'hot spots' for fire-related soil problems.
The sun sets through afternoon showers.

AZ WEEK: Arizona Desert Wilderness Act at Milestone

Dec 4, 2015 A look at what it means from the perspective of federal agencies, non profit organizations
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

Dec 2, 2015 Group opposing state takeover of federal lands says cleanup costs would shift to states.

Arizona Poll Shows Mixed Opinions on Social Issues

Dec 2, 2015 Yes to abortion, death penalty, gay marriage; no to more gun control, legal marijuana.
Sunset at Yavapai Point, along the Grand Canyon's South Rim.

Proposals Would Regulate Grand Canyon Backcountry

Dec 1, 2015 Activities in canyon currently governed by 3-decade-old management plan.
UA Students for Sustainability will show their support at the United Nations Climate Conference in Paris with a banner covered with handprints from the UA community.

UA Delegation to Attend United Nations Climate Conference

Nov 26, 2015 Faculty, students and community members to observe, network, conduct research.
Photo of pollination in action by Stephen Buchmann, author of "The Reason for Flowers".

"The Reason for Flowers"

Nov 25, 2015 Get a different perspective on the beauty, ecology and lore of flowers from Stephen Buchmann, a pollination expert and the author of a new book of natural history.

Arizona Spotlight for November 27, 2015

Nov 25, 2015 A tale of love and dedication from StoryCorp's Tucson visit; what it takes to live for a full year without processed food; exploring the true reason for flowers.
The bison like to wallow or roll around in the dirt, but the 2,000-pound animal leaves small craters. And far from hunters, the herd in the Grand Canyon has tripled in size to about 350 animals.

Grand Canyon Bison Problem: Hunt Them or Relocate?

Nov 25, 2015 Park Service says herd of 600 overgrazing, draining precious water supplies.

Arizona Spotlight for November 20, 2015

Nov 19, 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.

Selected Archive Filters

Environment,
State & National Parks,
Water,
Weather,
Wildlife
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