They wriggle and writhe in the earth beneath us, surely, we’d be fine if they vanished? In this episode of Life Without, Alan Davies looks beneath our feet deep into the soil and the hard workers who live there.

This episode features Mark Hodson, Professor of Environmental Science and soil sister, horticulturist, and founder of GoGrowWithLove, Sandra Salazar D’eca.

An ITN production for BBC Radio 4