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Arizona

A firefighter stands in front of burning grass and trees.
Posted inNews

Climate Change Narrows the Window for Prescribed Fires

by Caroline Hasler 16 November 202316 November 2023

Longer, drier summers may mean fewer opportunities for firefighters to safely burn would-be wildfire fuel in the western United States.

An irrigation canal snakes by a field of lettuce outside Yuma, Ariz.
Posted inFeatures

Agriculture 3.0: Preparing for a Drier Future in the Colorado River Basin

Jane Palmer, Science Writer by Jane Palmer 5 July 20235 July 2023

Years of drought and climate change are causing water resources to dwindle in the Colorado River Basin. But farmers and scientists are collaborating to learn how to grow crops with less water.

A sign in front of a rock and a plant. Snow covers the ground.
Posted inNews

Urban Water Conservation Success in the Colorado River Basin

Jane Palmer, Science Writer by Jane Palmer 29 March 202310 September 2026

In the past few decades, cities in Arizona, Colorado, and Nevada have vastly increased their water use efficiency. They’ve also learned lessons that can inform other cities’ efforts.

Sian Proctor stands in her astronaut gear shortly after Crew Dragon’s splashdown
Posted inFeatures

Sian Proctor: Community College Professor Goes to Space

by Alka Tripathy-Lang 25 July 2022

An Arizona educator finds she has the SpaceX factor to become an astronaut.

Hopi farmer Michael Kotutwa Johnson tends corn on his northern Arizona farm.
Posted inFeatures

Michael Kotutwa Johnson: A Voice for Indigenous Agriculture

Jane Palmer, Science Writer by Jane Palmer 25 July 202225 July 2022

A farmer draws on Traditional Knowledges to restore the Native American food system.

A photo of a ponderosa pine forest in Arizona
Posted inNews

Tree Carbon Data That Ring True

by Nancy Averett 15 March 202215 March 2022

An international group of researchers may have found a way to better account for carbon storage in forests.

A dust storm that hit Phoenix in 2011
Posted inResearch Spotlights

Rethinking How Valley Fever Spreads

by Saima May Sidik 20 January 20229 September 2024

Scientists have long assumed that dust storms lead to infections with the desert soil fungus Coccidioides, but new evidence suggests otherwise.

People removing buffelgrass, an invasive grass, near cactus plants in Arizona
Posted inNews

Invasive Plants and Climate Change Will Alter Desert Landscapes

Katherine Kornei, Science Writer by Katherine Kornei 13 January 202213 January 2022

In experiments conducted in Biosphere 2, invasive buffelgrass weathers higher temperatures and drought conditions better than its native brethren.

Red rocks of the Chinle Formation at Petrified Forest National Park
Posted inNews

Red Rocks: Using Color to Understand Climate Change

by R. Mazumdar 30 March 20213 January 2023

A recent study on hematite formation during the Triassic may help predict the effects of climate change on contemporary monsoonal environments.

Tucson, Arizona, with the Santa Catalina Mountains in the background
Posted inResearch Spotlights

Parsing Routes to Aquifer Recharge Along Mountain Fronts

by Terri Cook 8 February 202130 March 2023

Research from the Tucson Basin indicates that tracers can be used to distinguish surface and subsurface recharge, providing crucial data to support sustainable water management in arid environments.

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

How the 2024 Solar Superstorm Drained Earth’s Radiation Belt

14 September 202614 September 2026
Editors' Highlights

Remote Sensing Mitigated the Impact of the 2025 Los Angeles Wildfires

14 September 202614 September 2026
Editors' Vox

In Appreciation of AGU’s Outstanding Reviewers of 2025

14 September 202610 September 2026
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