The medieval approach to sustainability was entirely different to ours today. In a world where the modern definition of 'waste' didn't even exist, the repair market boomed and building materials were rarely brand new. Speaking to Annette Kehnel, Lauren Good discovers what we might be able to learn from our medieval ancestors – from second-hand shopping to the history of paper manufacturing.

(Ad) Annette Kehnel is the author of The Green Ages: Medieval Innovations in Sustainability (Profile Books, 2024). Buy it now from Amazon: https://www.amazon.co.uk/Green-Ages-Medieval-Innovations-Sustainability/dp/1800816251/?tag=bbchistory045-21&ascsubtag=historyextra-social-histboty.

Hear from Eleanor Barnett about how people in the past tackled food waste: https://link.chtbl.com/PxFKyfQ7.

The HistoryExtra podcast is produced by the team behind BBC History Magazine.

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