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Could earthworms help transform the future of farming?

Duration: 37 minutes

on BBC World Service Americas and the Caribbean

Available for over a year

As they work the soil worms can hugely increase its fertility but as we discover there’s a downside as these little critters can have also increase greenhouse gas emissions. Show more

BBC World Service Americas and the Caribbean

About BBC World Service

The BBC's international radio station

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This data is drawn from the data stream that informs BBC's iPlayer and Sounds. The information shows what was scheduled to be broadcast, meaning it was/is subject to change and may not be accurate. More