The mid to late Holocene transition in Barrancas, Jujuy, Argentina: Regional climate change, local environments and archaeological implications

The consolidation of a group of cultural traits locally known as “the Formative Period” in the South-central Andes - village settlements, pottery, agriculture and/or pastoralism - may have been part of a sociocultural strategy to cope with resource uncertainty and economic risk brought on by late Holocene environmental instability from ca. 3500 BP on.