The research presented in this volume seeks to build a series of qualitative and quantitative multi-scale paleoenvironmental models of the past conditions in the Dry Puna of Argentina setting out the conditions under which human adaptation occurred. Spanish text.The research presented in this volume seeks to build a series of qualitative and quantitative multi-scale paleoenvironmental models of the past conditions in the Dry Puna of Argentina setting out the conditions under which human adaptation occurred. Spanish text.