A unique ecosystem, a rare habitat for wildlife, and a crucial carbon store, the UK's uplands are all of these things… we've spent the last four episodes learning about how they are changing and what that might mean. But when it comes to steering that change, who exactly is at the wheel?

This is not a sit-down studio interview podcast. Over the coming weeks, we'll join Byron and Sarah as they travel the country and get out on the hills, meeting guests ranging from soil scientists, ecologists and rewilding enthusiasts to gamekeepers, chefs, crofters and deer managers.

For more, visit www.britishuplands.com

Presented by Byron Pace & Sarah Roberts, co-produced and edited by David Shanks. An M.H. Studios production