Humans are using more sand than the Earth is naturally producing, and that’s a problem for the global construction industry. But it turns out that the usefulness of sand depends on the science of each tiny little grain. We went on a sand scavenger hunt to collect some samples, look at them under a microscope, and try to figure out why sand scarcity is such a problem.
Like Verge Science on Facebook: http://bit.ly/2hoSukO
Follow on Twitter: http://bit.ly/2Kr29B9
Follow on Instagram: https://goo.gl/7ZeLvX
Read More: http://www.theverge.com
Community guidelines: http://bit.ly/2D0hlAv
Subscribe to Verge on YouTube for explainers, product reviews, technology news, and more: http://goo.gl/G5RXGs