What happens if we run 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 ▶ https://youtu.be/MmJUj4Aa2kM

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