So, how are people fixing their water problems? In this episode of Crash Course Kids, Sabrina talks about a few different examples of how some freshwater sources were good, then bad, then made good again. Also, Sabrina talks about parasites, fish, and dams! ///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 about the distribution of water on Earth. [Assessment Boundary: Assessment is limited to oceans, lakes, rivers, glaciers, groundwater, and polar ice caps, and does not include the atmosphere.] Want to find Crash Course elsewhere on the internet? Crash Course Main Channel: / crashcourse Facebook - / youtubecrashcourse Twitter - / thecrashcourse Tumblr - / thecrashcourse Photo Credits: Elwha Dam Finished: Photo Credit - Zandcee [https://commons.wikimedia.org/wiki/Fi...] Elwha Dam Remains: Photo Credit - Ben Cody https://commons.wikimedia.org/wiki/Fi... Credits... Producer & Editor: Nicholas Jenkins Cinematographer & Director: Michael Aranda Host: Sabrina Cruz Script Supervisor: Mickie Halpern Writer: Kay Boatner Executive Producers: John & Hank Green Consultant: Shelby Alinsky Script Editor: Blake de Pastino Thought Cafe Team: Stephanie Bailis Cody Brown Suzanna Brusikiewicz Jonathan Corbiere Nick Counter Kelsey Heinrichs Jack Kenedy Corey MacDonald Tyler Sammy Nikkie Stinchcombe James Tuer Adam Winnik