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Tim Harford explains the numbers and statistics in the news and in life

Tim Harford explains the numbers and statistics in the news and in life.

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More or Less: 60 Harvests and statistically savvy parrots

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60 Harvests and statistically savvy parrots

23/05/2020 GMT

BBC World Service - More or Less, 60 Harvests and statistically savvy parrots

Can there really only be 60 harvests left in Earth's soil?

Can there really only be 60 harvests left in Earth's soil? Plus we meet the parrots who understand probability.

A listener asks if there can really only be 60 harvests left in Earth's soil. Are we heading for an agricultural Armageddon? Plus we meet the parrots who are the first animals, outside humans and great apes, to be shown to understand probability.



(image: the highly intelligent and endangered Kea parrots of New Zealand / Credit: Imogen Warren/Getty images)

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