Zac Efron Helps Clean Up A Californian Beach And Learns About Earth Day, Great Global Clean Up

While helping clean up a Californian beach, Zac Efron learns about microplastics, the damage they do to our environment, and ways we can help keep our beaches clean. Later, he chats to Earth Day CoFounder, Denis Hayes, and gets some insight into its history. Subscribe to Discovery Australia for more great clips: