NAU Sustainable Communities Program

Fremont cottonwoods form a ribbon of green along Arizona’s rivers and streams. They have heart-shaped leaves which turn golden in fall and fluffy, cotton-like seeds.

Route 66 is known for roadside history, but the landscape also holds older signs of passage and human movement.

Insects don’t fly straight to lights — new research shows they orbit them instead, offering insight into night behavior and how light affects insect populations.

If you look toward the eastern horizon just before dawn on a clear, moonless night, you should see a ghostly white glow shining up through the dark sky.

Coyotes and badgers are known as rivals, but sometimes the unlikely pair works together to hunt burrowing rodents.

Saguaros face heat, drought and changing monsoons. Researchers say these iconic desert giants manage to endure and thrive.

Ancestral Puebloan peoples developed ingenious methods to collect, store, conserve, and utilize water.

The marvels of the Grand Canyon extend beyond its dramatic scenery. Underground, vast cave systems hold clues to the region’s future climate.

Ancestral Pueblo people began making turkey feather blankets about 1,800 years ago, coinciding with the transition to settled agricultural life.

House finches are a familiar sight in northern Arizona, but their path to the West is a story of human introduction and adaptation.