not only that but we're actually running out of the stuff: https://www.bbc.com/future/article/20191108-why-the-world-is-running-out-of-sand https://www.bbc.com

not only that but we're actually running out of the stuff: https://www.bbc.com/future/article/20191108-why-the-world-is-running-out-of-sand https://www.bbc.com/future/article/20191108-why-the-world-is...