Pollard, J. (2017). ‘The Uffington White Horse geoglyph as sun-horse’,
Potts, R. (2013). ‘Hominin evolution in settings of strong environmental variability’,
Potts, R. and J. T. Faith (2015). ‘Alternating high and low climate variability: The context of natural selection and speciation in Plio— Pleistocene hominin evolution’,
Price, T. D. (2009). ‘Ancient farming in eastern North America’,
Pye, K. (1995). ‘The nature, origin and accumulation of loess’,
Pye, M. (2015).
Qiu, J. (2014). ‘Double threat for Tibet’,
Rackham, O. (2009). ‘Ancient Forestry Practices’,
Raj, N. G. (2013). ‘The Tibetan plateau and the Indian monsoon’, https://www.thehindu.com/sci-tech/science/the-tibetan-plateau-and-the-indian-monsoon/article4651084.ece.
Rajagopalan, B. and P. Molnar (2013). ‘Signatures of Tibetan Plateau heating on Indian summer monsoon rainfall variability’,
Ramachandran, S. and N. A. Rosenberg (2011). ‘A Test of the Influence of Continental Axes of Orientation on Patterns of Human Gene Flow’,
Ramalho, R., G. Helffrich, D. N. Schmidt and D. Vance (2010). ‘Tracers of uplift and subsidence in the Cape Verde archipelago’,
Rasmussen, S. C. (2012).
Raudzens, G. (2003).
Reader, J. (2005).
Reilinger, R. and S. McClusky (2011). ‘Nubia-Arabia-Eurasia plate motions and the dynamics of Mediterranean and Middle East tectonics’,
Richerson, P. J., R. Boyd and R. L. Bettinger (2001). ‘Was Agriculture Impossible during the Pleistocene but Mandatory during the Holocene? A Climate Change Hypothesis’,
Rick, T. C. and J. M. Erlandson (2008).
Ridley, J. (2013).
Roberts, B. W., C. P. Thornton and V. C. Pigott (2009). ‘Development of metallurgy in Eurasia’,
Roberts, M. (1967).
Rodger, N. A. M. (2012). ‘Atlantic Seafaring’,
Roebroeks, W., M. J. Sier, T. K. Nielsen, D. De Loecker, J. M. Pares, C. E. S. Arps and H. J. Mucher (2012). ‘Use of red ochre by early Neandertals’,
Rogers, C. (2018).
Rohrig, B. (2015). ‘Smartphones: Smart Chemistry’, https://www.acs.org/content/acs/en/education/resources/highschool/chemmatters/past-issues/archive-2014-2015/smartphones.html.
Rose, J. I., V. I. Usik, A. E. Marks, Y. H. Hilbert, C. S. Galletti, A. Parton, J. M. Geiling, V. Cerny, M. W. Morley and R. G. Roberts (2011). ‘The Nubian Complex of Dhofar, Oman: An African Middle Stone Age Industry in Southern Arabia’,