Arizona History

Carving an azure line through North America’s most arid climates, the Colorado River system is in peril, as featured in “The Green Desert.”

In “Water for Life,” meet three Latin American community leaders who risked their lives to resist government and corporate plans to divert water resources.

The 1972 Clean Water Act introduced landmark regulations significantly reducing water pollution in America.

Can forests help cool the planet? Follow scientists through spectacular landscapes as they study networks of trees, fungi, and creatures.

Follow people fighting for the future of nature. Understand the impact of carbon on our planet and how nature helps to mitigate its effects.

The 2025 LA firestorm was not inevitable, so why was it so devastating? Maiya May speaks to experts about events that led up to the fires.

An Arizona-based documentary, “The Weight of a Feather” explores how wildlife connects people, nature and cultures.

Take a trip to the Gulf of Maine and witness how its bounty was forever changed as wildlife and people learn to adapt.

With demand for fish and seafood on the rise around the world, what we eat can put tremendous pressure on wild fisheries

An extraordinary team of marine experts dive into how science, nature, and tradition can prepare us for a fast-changing future.