1. Centre for People Place and Planet, Edith Cowan University, Perth, Western Australia, Australia
2. Research Unit for Environmental Sciences and Management, North-West University, Potchefstroom, South Africa
3. Department of Spatial Planning and Environment, Faculty of Spatial Sciences, University of Groningen, Groningen, The Netherlands
4. Integral Sustainability, Western Australia, Australia
5. School of Environmental Sciences, University of East Anglia, Norwich Research Park, Norfolk, UK