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

Navajo Farmers Open Legal Battle Over Mine Waste Spill

The spill contaminated three rivers and the tribe's irrigation source.

Navajo tribal member Jonah Yellowman picks up a pottery shard from the red dirt near Bears Ears.

Obama Could Still Make Bears Ears A Monument

Southern Utah area is considered sacred by many tribes and communities in the Southwest.

Snow on the lower ridges of the Santa Catalina Mountains

Freezing Temperatures Expected Overnight Through Thursday Morning

Freeze and hard-freeze warnings have been issued by the National Weather Service.

Close-up of pine tree needles.

Permit Holders Can Cut Their Own Christmas Trees in Coronado Forest

There are a limited number of permits and certain conditions apply.

The location for the release of bighorn sheep in the Santa Catalina Mountains in an effort to re-establish a herd there, Nov. 22, 2016.

20 More Bighorns Released; Catalina Herd Called Viable

There are no more planned translocations or lethal removal of mountain lions.

A monarch butterfly.

Southwest Monarch Study Gets $89K To Track Butterflies

The award was part of a larger effort to aid in the recovery of a declining Monarch population.

Cotton fields await picking near Goodyear, Arizona.

Pima County Unveils Deal with Agribusiness Giant Monsanto

The company has purchased property near Marana, plans high-tech greenhouse.

State to Stop Killing Mountain Lions that Prey on Bighorns

Phasing out big cat removal after signs of success in Catalina bighorn sheep reintroduction.

Water May Flow Regularly in Santa Cruz River Within 2 Years

Tucson Water project will use reclaimed water to restore a portion of the river's flow.

By the time the Colorado River reaches the soft sandstone of southern Utah, it is a large, powerful river, cutting deep gorges into the Colorado Plateau.

Experimental High Flows Start at Glen Canyon Dam

Officials hope to redistribute sediment trapped by the dam.

TEP Plans to Add More Solar, Wind Power to Energy Portfolio

Two recent requests for proposal would add 100 MW of each for 20 years.

beer glass

Tucson Team Takes Prize for Wastewater-to-Beer Idea

Group will use $250,000 water innovation award to set their idea in motion.

Forever Yong’s garlic harvest is ready to go to market.

Feeding Our Future: Farmers and Markets

New ways to support small farmers and backyard gardeners, to grow our local food system

Tierra y Libertad, a collective in South Tucson’s Wakefield Neighborhood, reclaimed a back alleyway with colorful murals.

Feeding Our Future: Growing Community in Tucson’s Barrios

Home-grown efforts to improve Tucson’s struggling neighborhoods start with vegetable gardens.

Yolanda Soto, CEO and President of Borderlands Food Bank, in her office in Nogales. The bright paintings on her walls were all done by an inmate who works for Borderlands as part of a labor force program. (She’s a big fan of Kahlo’s.)

Feeding Our Future: The Politics of Produce Rescue

They share the same goal of feeding the hungry, but sometimes food banks step on each other’s toes.

A naturally-germinated Cottonwood tree pictured with Martha Gomez-Sapiens, research associate at University of Arizona, 2016

Colorado River Delta Still Thrives 2 Years after Dam Flow

It is supporting bird and plant life while recharging groundwater.

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