What if the world runs out of sand? | The Royal Society

From concrete to mobile phones, modern life has long relied on sand as a key resource. But despite huge deserts and many thousands of beaches around the world, usable sand is running out. ⌛

Made in partnership with ‪@bbcideas‬

#sand #beach #physics #history #nature

Watch more: Why soil is the most amazing thing on Earth ▶    • Why soil is one of the most amazing things...  

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