H2O-NO! - Fresh Water Problems: Crash Course Kids #33.1

What happens to a single ecosystem when the amount of freshwater available in it changes? Not really much good. In this episode of Crash Course Kids, Sabrina talks about ecosystems and how one small change can lead to a cascade effect in the entire ecosystem. Watch More Crash Course Kids: https://www.youtube.com/user/crashcoursekids ///Standards Used in This Video/// 5-ESS2-2. Describe and graph the amounts and percentages of water and fresh water in various reservoirs to provide evidence abo...