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When were Denisovans and Neanderthals present in Eurasia?

Denisova Cave is an archaeological site in southern Siberia. Russian archaeologists have excavated it for over 30 years. It is the only site in the world we know to have been occupied by three different kinds of humans: Denisovans, Neanderthals, and us. Denisova came to... click to read more

  • Tom Higham | Professor at Oxford Radiocarbon Accelerator Unit, Research Lab for Archaeology and the History of Art, University of Oxford, Oxford, UK
Views 118
Reading time 4 min
published on Nov 13, 2019
High extinction risk for wild coffee species and implications for coffee sector sustainability

It has been estimated that coffee farming provides livelihoods for around 100 million people worldwide, most of which are smallholder farmers. For many coffee producing countries, coffee exports make up a significant and critically important proportion of their export earnings. Despite the number of producers... click to read more

  • Aaron P. Davis | Senior Research Leader at Royal Botanic Gardens, Kew, Richmond, Surrey, UK
Views 857
Reading time 4 min
published on Jul 5, 2019