60 Harvests and statistically savvy parrots
Can there really only be 60 harvests left in Earth's soil?
More or Less · BBC Radio 4
May 23, 20208m 58s
Show Notes
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: Kea parrots in New Zealand)