Douglas J. Kennett

Past rapid spread of introduced livestock coincided with vegetation clearance on Madagascar

Abstract Debates persist around the past and present effects of introduced livestock on the native biodiversity of Madagascar. Indeed, the variable habitat and past rate of spread of livestock across the island’s distinct ecoregions are poorly known. Sets of 14C and stable isotop...

An early shift from wetland-adjacent to upland farming in the Maya lowlands

Maize is a seed grain of global social and economic importance. It has a mutualistic relationship with humans that evolved in parallel with the decisions of farmers who intensified its production. This occurred in the context of climate change, human selection for improved variet...