Beaches are eroding faster than we've ever seen. Some efforts to save them involve adding more sand from offshore -- but can that really work? Learn more in this classic episode of BrainStuff, based on this article: https://science.howstuffworks.com/environmental/green-tech/remediation/adding-sand-not-enough-to-save-beaches.htm

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.