Most of Earth is covered by water, but very little of it is freshwater. Freshwater is an important natural resource that many living things need to survive. In this movie, you’ll learn about different bodies of freshwater, including rivers, streams, ponds, lakes, and wetlands. You'll explore how different plants and animals have special adaptations to survive in their freshwater habitats. You'll learn how an ecosystem is a community of living and nonliving things that depend on each other. How might pollution change freshwater habitats? Watch the movie to find out!