Austin Corona

The Phoenix area saw high ozone levels well into October in 2024, a first under current air quality standards

Historic mistrust and brown, metallic tap water are driving Navajo families in one area of the reservation to spend on bottled water.

Arizona Republic Rudy Fischer, a recent transplant to the state and a former businessman, will become Arizona's newest voice in the state's struggle with historic uncertainty on the Colorado River.

A group of mostly retired community members has finished a decadelong water project, allowing many to start drinking from their taps.

Panelists at a Colorado River conference discussed the meaning of recent research that predicts more water in the Colorado River in the near term.

Ginger Martin, 71, is the sole administrator for a tiny water district in rural Arizona. She came out of retirement to work 80 hours a month.

Ginger Martin, 71, is the sole administrator for a tiny water district in rural Arizona. She came out of retirement to work 80 hours a month.

Monarch butterflies, found throughout Arizona, could become one of the next species listed under the Endangered Species Act.

Fort McDowell Yavapais saved their reservation from becoming a reservoir. Today, the tribe fights to keep that memory alive in new generations.

Arizona Republic State officials have detected avian flu in two geese at a Scottsdale park.