Water and Environment

Tucson sues U.S. Air Force over PFAS contamination of city water

City files federal lawsuit to recover costs of PFAS water cleanup.

Willcox Groundwater Basin designated as Arizona’s 7th active management area

Governor Hobbs uses administrative action to safeguard water in southeastern AZ.

Arizona completes statewide water testing for PFAS ahead of updated EPA regulations deadlines

88% of water systems sampled meet new federal standards, 12% exceed newly established levels.

Holiday tradition highlights living room dangers

Fireplace wood burning carries some hazardous health risks.

AZ bumble bee species could be added to endangered species list

A public comment period for the Suckley’s Cuckoo Bumble Bee is open Dec. 17.

Monarch butterfly population crisis sparks endangered species proposal

Public input sought on new proposal to protect monarch butterflies under Endangered Species Act.

AG Mayes sues Saudi-owned alfalfa farm Fondomonte

The lawsuit alleges that the company has excessively pumped groundwater, causing a nuisance in La Paz County.

New EPA rules phase out toxic chemicals TCE and limits PCE nationwide

Biden Administration’s EPA advances protections against carcinogens.

Debate heats up in Arizona over using dog packs for hunting

Game and Fish Commission balances tradition and modern wildlife management.

Arizona regulators consider taking over troubled rural water company

According to Corporation Commission staff, Salome Water Company is out of compliance with several state regulatory agencies.

Scientists gather to decode puzzle of the world's rarest whale in 'extraordinary' New Zealand study

The creature, which washed up dead on a beach on New Zealand's South Island in July, is only the seventh specimen ever found.

New protected bicycle lanes opening in downtown Tucson

Project on Stone Avenue also adds pedestrian crosswalks and landscaping

Conservation groups petition Arizona Game and Fish Commission to ban hound hunting practices

The Center for Biological Diversity and others, call for a statewide ban on using dog packs to hunt wildlife, citing threats to endangered species and fair chase ethics.

The Buzz: Arizona's 100-year water supply rule

Adequate water supply is more commonly becoming a concern for new housing developments.

Santa Cruz River Partnership could create Arizona’s first urban wildlife refuge

US Fish and Wildlife Service, City of Tucson, Pima County and Santa Cruz County join forces to safeguard natural and cultural resources.

Hobbs signs largest tribal water rights agreement in US history

The settlement is contingent on Congressional approval.

Commissioner Kevin Thompson advocates for Arizona ratepayers in BlackRock dispute

ACC joins multi-state effort to hold investment companies accountable for federal commitments.

Colorado River states are separated by a ‘giant chasm’ in negotiations

Arizona’s top water official outlined major differences between the states’ ideas about how to cut back on water use.

Environmentalists concerned after protected Mexican wolf dies in Arizona

Up to $103,500 in reward money from state and federal agencies, as well as non-governmental organizations and private individuals, had been pledged for information “that leads to successful prosecution in the case.”

TUSD gets $4 million EPA grant to replace diesel buses with electric fleet

Ten diesel buses are being replaced with electric models, reducing emissions and cutting costs.

The Buzz: Take a trip into Kartchner Caverns

We mark 50 years since the cave's discovery and 25 years since it opened to the public with a tour.

UA tree watering project aims to conserve water and reduce urban heat

From rainwater harvesting to mulching, researchers find ways to grow resilient trees.

Pima County advances plans for Santa Cruz River conservation and wildlife refuge

New partnership aims to protect the Santa Cruz River’s riparian habitat and promote environmental education.

Baby Haggis is the new Moo Deng

A pygmy hippo is born in Edinburgh.

Positive Vibrations at the Fresh Water Spring

People enjoy drinking water from harding spring near Sedona, Arizona.

Reinventing Plastics

How sulfur is being used to make sustainable plastics.

Making Arizona: Tohono O’odham Water

The video presents a short history of land and water on the San Xavier District on the Tohono O’odham nation, highlighting the importance of the collective action taken by tribal members to return farming to the district.

Awareness Ranch

Permaculture and Natural Building In Action.

Invasive Desert Plants: African Sumac

Invasive plants in the Sonoran Desert, such as the African sumac endangers natives by competing for limited water resources and creating monocultures.

Sonoran Desert Toad Awareness Training: Keeping dogs safe from the psychedelic amphibians

Keeping our canines safe from the harmful danger of the Sonoran Desert Toad