Iolo Williams, Host
Television presenter
Rt Hon Mark Drakeford MS
First Minister of Wales
Rt Hon Lord Deben
Chairman
UK Climate Change Committee
Loïg Chesnais-Girard
President
Regional Council of Brittany
Nicola Pulman
Director
Size of Wales
Alex Harris
Spatial Analyst
Welsh Government
Erika Dawson-Davies
Head of National Forest Programme
Lesley Griffiths MS
Minister for Environment, Energy and Rural Affairs
Leah Namugerwa
Youth Activist