1. Biosciences, College of Life and Environmental Sciences; University of Exeter; Exeter UK
2. Geography, College of Life and Environmental Sciences; University of Exeter; Exeter UK
3. Oxford Radiocarbon Accelerator Unit, Research Laboratory for Archaeology and the History of Art; University of Oxford; Oxford UK
4. Climate Change Research Centre and School of Biological, Earth and Environmental Sciences; University of New South Wales; Sydney, NSW Australia