Episode details

World Service,20 Jul 2017,26 mins

Available for over a year

Yogita Limaye investigates concerns, highlighted in a United Nations study, that vitally important reserves of sand are running out, with serious consequences for human society and the planet. Nearly everything we build in the modern world has a concrete foundation and you cannot make concrete without sand. But it takes thousands of years to form and we’re consuming it faster than it is being replenished.

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