We already had a sand shortage. In 2019... https://www.bbc.com/future/article/20191108-why-the-world-is-running-out-of-sand https://www.bbc.com/future/article/

We already had a sand shortage. In 2019... 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...