Or get people to eat local as much as possible. The only people at risk from being more malnourished due to a scarcity of Cavendish bananas are those whose land has been plagued by the monoculture.
And by the way https://www.independent.co.uk/news/uk/home-news/monkeys-bann... [Monkeys banned from eating bananas at Devon zoo]. I assume those were all Cavendish bananas.