In this ZOOM video segment, cast member Francesco follows the paper trail to find out what happens to his recyclables. He visits a material recovery center and learns how paper is recycled and the number of trees that are saved as a result.

In this video segment adapted from the College of Menominee Nation, learn about the emergence of invasive forest species and diseases and their possible impact on the Menominee tribal forest.

This video segment adapted from Last Oasis explores the use of new dams as a way to provide or store water. In the 1990s, the city of Denver was looking for a new source of water for its growing population, and its plan to build a new dam suddenly became highly controversial.

In this video segment adapted from ZOOM, visit a water treatment plant and learn how water from a local reservoir is turned into drinking water.

This simulation from the National Center for Atmospheric Research portrays annual patterns in water vapor and precipitation across the globe, illustrating general circulation patterns as well as seasonal and regional variation.

A selection of children's books is provided to help students learn about the greenhouse effect and ways humans impact the environment. The book list complements lessons and activities focused on the theme of the free, online magazine Beyond Weather and the Water Cycle. The magazine integrates science and literacy learning for students in grades K-5.

In this video segment from Planet H20: Water World, experts and teens inside and outside the Great Lakes watershed provide different perspectives on sharing the water from one of the largest bodies of fresh water in the world.

In this video segment adapted from United Tribes Technical College, listen as six Native American students share their concerns, hopes, and knowledge about climate change.

Learn about the environmental conditions of Death Valley in this video from Nature.