1. School of Environment, Earth and Ecosystem Sciences, The Open University, Milton Keynes, UK
2. Institute for Biodiversity & Ecosystem Dynamics, University of Amsterdam, Amsterdam, The Netherlands
3. Institute of Geology and Palaeontology, University of Münster, Münster, Germany
4. CSIR-Forestry Research Institute of Ghana, Kumasi, Ghana
5. Human Origins and Palaeoenvironments, Geography, Social Sciences, Oxford Brookes University, Oxford, UK
6. The School of Biosciences, The University of Nottingham, Nottingham, UK
7. School of Geography and the Environment, Oxford University Centre for the Environment, University of Oxford, Oxford, UK