Brainstuff

Sports stadiums have a lot of grass that needs to be fertilized, and a lot of urine to dispose of. Learn how researchers are working to solve both problems at once in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/innovation/repurposed-inventions/recycling-stadium-urine-fertilizer.htmSee omnystudio.com/listener for privacy information.