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Large snowflakes fell over Tucson for about an hour Wednesday.

'Blizzard' Gone, But More Rain Coming

Tucson gets rare snowfall; deep snow in mountains, rain elsewhere
A rescued bobcat takes a rest at the Tucson Wildlife Center.

New Beginnings for Wild Animals

Facility in Southern Arizona takes in hundreds of critters
An owl nest is spotted on top of a highly electrified power line.

Urban Raptors Learn to Co-Exist

Owls, hawks, others adapt to city life, despite hazards

AZ, NM Wolf Numbers Growing

Estimated 75 in 13 packs, including 20 pups, feds say
Technician-hiker plies Grand Canyon trails with panoramic cameras for Google Earth.

Grand Canyon Hike? Google It

Panoramic photos take online users on Bright Angel Trail
Sunset at Yavapai Point, along the Grand Canyon's South Rim.

EPA Wants to Clear Air in Grand Canyon

Navajo Generating Station's emissions targeted in proposed new rule
Mexican gray wolf, Canis lupus baileyi

Mexican Gray Wolf Scheduled for Release

Male will be freed mid-month in Apache National Forest, officials say
The monsoon made a big impact this week, and the wet weather was a welcome reprieve from our areas ongoing drought conditions.

2012: The Year in Tucson Weather

Last 12 months had average monsoon, tied for warmest summer ever
Redington Pass seen to the left; Rincon Mountains to the right. Image taken from La Cebadilla Estates by a resident on a rare day when Tanque Verde Wash was flowing.

Forest Service Focuses on Redington Pass

Advocates for recreation area east of Tucson applaud clean-up, planning
Saguaro National Park

Youth Wilderness Camp for Winter Break

Saguaro National Park allows kids to learn in nature's classroom
Picacho Peak, Arizona, Saturday, December 8, 2012: The official ribbon-cutting ceremony inaugurating the new GoE3 Quick Charging installation for EVs. (left to right) Ariel Brimacombe, Colleen Crowninshield (Tucson Clean Cities,) Bill Sheaffer (Phoenix Clean Cities,) Paul Bessent (VP, GoE3,) Bruce Brimacombe (CEO, GoE3,) Ken Bennett (AZ Secretary of State,) Colin Tetrault (Advisor on Sustainability, Phoenix Mayor’s office,) Sean Hegna (Eaton Corporation,) Cyndi Brimacombe.

Quick Charge at Picacho Peak

Visit a new charging facility for electric vehicles that is helping to turn I-10 into an "electric highway"
Mexican gray wolf, Canis lupus baileyi

Lawsuit Seeks To Classify Mexican Gray Wolf As Subspecies

Action against federal wildlife agency says animals are uniquely adapted to Southwest
Elissa Fazio and other Hummingbird Monitoring Network volunteers are uncovering the secrets of hummingbirds.

Homing in on Hummingbirds

Licensed rehabilitator seeks volunteers
The Ironwood tree can live up to 800 years.

New Manager At Ironwood Forest NM

UA grad to take reins at remote monument northwest of Tucson
Saturday's rain marked one of the earliest times on record that rain has fallen in the "official" monsoon.

Forecasters See Return Of El Niño

Weather phenomenon may form in October, bring Southern AZ wet winter
In Georgescu's highest-growth scenarios, temperatures in Arizona could rise as much as 4 degrees Celsius (about 7 degrees Fahrenheit) by 2050 due to the urban heat island effect alone. As shown in the map, that warming would also affect climate conditions in the central U.S.

Web Feature: A Burning Question

Researchers find that heat and growth go hand in hand for Arizona

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