A British scientist is attempting to convince farmers and the authorities to adopt his revolutionary alternative to slash-and-burn farming.

Father and son duo Peter and Dan Snow lift the lid on Britain's last taboo. We don't talk about it with our friends, and two-thirds of us keep it secret from our partner, but why are we all so secretive about what we get paid? Peter and Dan reveal who earns what in Britain, asking if the people who work the hardest get paid the most.