From nature as "a living whole" in the ideas of Goethe and Alexander von Humboldt to the "Blood and Soil" ideas of Nazi Germany: New Generation Thinker Jim Scown, from Cardiff University, traces the links between ideas about the order of nature to more troubling views about links with the land that led organic pioneer Jorian Jenks to refer to "alien hands" tilling "British soil".

Producer: Torquil MacLeod