More Environment Stories

Land swap of Oak Flat due to start Friday

The transfer is opposed by San Carlos Apache tribal members who do not want it become a copper mine.

After Congress approves new border wall funding, environmentalists consider next steps

The administration said it had completed 450 miles of border wall by the end of 2020.

After the wall, border residents take stock of what's next

The Trump administration is expected to finish 450 miles of wall by the end of the year.

Colorado River watershed forecast looks very dry for start of 2021

The Colorado River’s largest reservoirs are likely to drop next year if demands stay the same.

Checking in on the health of the Santa Cruz River

Upgrades to the county’s wastewater treatment continue to improve the vitality of the river and the wildlife it supports.

State unveils draft legislation to create surface water protections

The process comes after the Trump administration's rollback of Clean Water Act protections.

State works to clean up chemical pollutants in Tucson water supply

ADEQ is addressing PFAS contamination of Tucson backup groundwater wells.

A Tucson Original: Agnese Haury

Listen to an oral history of Agnese Haury's remarkable life, as told by those who knew and loved her.

Enviro groups win bid for evidence on approval for Vigneto housing development

A judge ordered FWS to produce documents related to political interference that greenlit a huge housing development.

Major changes in environmental policy expected under Biden

Reclassifying Arizona waterways is among the items on the new administration's agenda

Minke whale skeleton comes to Bisbee

Students with the Bisbee Science Lab will clean and reassemble the whale for display.

Wildlife and the Bighorn

A look at some of the specific wildlife species that live in the Catalina Mountains north of Tucson and how wildfire impacts their existence. (07:17)

After the Burn

In the aftermath of the Bighorn Fire, researchers see a unique opportunity to better understand how fire impacts southern Arizona's delicate sky island ecosystems. (07:07)

Joe Biden inherits Trump's border wall — and its lawsuits

Candidate Biden said he would stop construction but never said he would tear down the new border wall.

2020 delivers setbacks for some long-planned Western water projects

Long-planned projects have run into roadblocks.

State shares framework for new surface water quality protections

The Arizona Department of Environmental Quality is working on regulations to fill the gap left by changes to the Clean Water Act.

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