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These olive trees at the U of A provide shade and beauty to the campus and its visitors.

UA Pays Tribute to Campus Trees, Recognizes Local Tree Campaign

Campus Arboretum dedicated 2014 Arbor Day Tree a few days early on Earth Day in recognition of Tucson Mayor Jonathan Rotschild’s 10,000 Trees Campaign.

University of Arizona student-run Compost Cats, a composting program that is partnering up with the city of Tucson and other organizations. Here is a farm on the Tohono O'dham Nation where the composting materials are taken.

Group Takes Wasted Food, Puts It Back Into Soil

The UA's Compost Cats collect food, other organic matter from the university, local restaurants; then use as garden soil, other operations.

More Fire, Smoking Restrictions By End of Week

Bureau of Land Management says these will be enforced on public lands within Kingman, Lake Havasu, Yuma, Ariz. areas; totaling 8,400-square miles.

Pam Henderson and Gary Carruthers, members of the Rose Society of Tucson, discuss what it takes to grow roses in the Sonoran Desert.

Roses Can Thrive in Desert Climate With Proper Care, Conditions

The flowers have a reputation for being delicate, demanding but they are not only able to survive but also flourish in the Southwest.

Jeff Flake, U.S. Senator of Arizona, discusses our state budget.

Flake Participating in Forest Restoration, Fire Prevention Tour

U.S. Sens. Jeff Flake and Martin Heinrich of N.M. visiting Arizona to discuss efforts; focused on bipartisan efforts to address catastrophic wildfire prevention.

AZ Week: TUSD Solar Panels Expected to Save Money

Project may be largest of its kind, aiming to reduce carbon footprint; energy costs down $11M in 20 years.

Fire in Huachuca Mountains Down to 240 Acres

Down from previous estimate of 366 acres; more than 400 people now assigned to the fire including 10 ground crews.

Andrea Kelly interviews Jackson Jenkins, director of the Pima County Wastewater Reclamation Department about the massive project to upgrade the sewer system.

New Wastewater Treatment Facilities Cut Down Odor

Project to rebuild Roger Road sewage treatment plant, and other wastewater system improvement done ahead of schedule, under budget.

UPDATED: House OKs Ranchers Killing Wolves in Self-Defense

SB 1211 would allow livestock owners to kill Mexican gray wolves if attacking livestock or people; opponents say it violates Endangered Species Act.

Crew Moves In to Mitigate Huachuca Mountains Fire

A Type One incident management team will now be coordinating firefighting efforts on the blaze, which has consumed over 350 acres since it sparked on Sunday.

Rafe Sagarin Ph.D., program manager for Oceans at Biosphere 2, discusses some of the science behind converting their 676-thousand gallon tank into a mini Sea of Cortez.

Biosphere 2 Plans to Build Small Replica of Gulf of California

The Biosphere already has an ocean enclosed in a 700,000-gallon tank, but it eventually will become the home of the miniature Sea of Cortez.

Residents Near Huachuca Mountains May Have to Evacuate

Authorities in southeastern Arizona are putting locals on notice that they night have to leave because of a 365-acre wildfire burning in the area.

This is just one of the many types of rattlesnake in the desert wilderness of Arizona.

Warmer Weather May Increase Rattlesnake Encounters

But experts say common sense, education can usually prevent unwanted interactions with the venomous creatures.

This is just one of the many diverse gardens owned by members of the Cactus Society is Tucson.

Local 'Society' Cultivates Passion for Drought Tolerant Plants

Tucson Cactus and Succulent Society is a nonprofit organization helping educate residents, rescuing desert species

Christopher Conover, a corespondent for Arizona Public Media and a scientist from Biosphere 2 dive in the facilities fully replicated ocean.

Diving Under Glass: Adventure .001 Leagues Under Sea

AZPM's Christopher Conover dives into the glass enclosed ocean at Biosphere 2; 'From time to time, my job lets me go and do things on my bucket list,' he says.

Wastewater

Pima County Wastewater Project Finishes Early, Under Budget

Project was designed to improve the quality of treated effluent being pumped into the Santa Cruz River, bringing it up to EPA standards.

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