Cotton is a famously thirsty crop, yet Arizona is one of the top U.S. producers. But how does a crop that thrives on water and humidity manage to flourish in one of the driest corners of the U.S.? The answer might surprise you.

Cooperative Extension specialists help ranchers monitor land, control livestock and deal with federal grazing leases.

Cooperative Extension’s Arizona Meteorological Network, an array of weather stations stretching across the southern half of Arizona, captures data valuable to agriculture, public safety and urban planners and even contributes to the weather app on your phone.

After questions from the public, University of Arizona Cooperative Extension experts examined trees and tested for diseases. The verdict? It's from a lack of water.

A few hours clearing brush and trimming trees could prevent disaster as temperatures rise and Arizona's drought continues.

Water doesn't recognize borders, but governments do. This conference focused on ways nations, states, tribes and others work together when water crosses borders.

You've probably heard of tariffs in the news about trade wars or politics, but what are they, and why should you care? In our series on tariffs, we'll explain what they are, how they work, and how they affect the lives and livelihoods of Arizonans.

Integrated Pest Management program research and education saves growers millions of dollars in crop loss prevention and helps keep pests from homes.

The Center for Urban Smart Agriculture brings together University of Arizona research, government resources and other stakeholders to help new and small farmers thrive.

Tree-ring data shows a decline in fire activity in North American forests, where its absence may contribute to more severe wildfires.