As with most living organisms, human populations respond to climatic, environmental, and
population pressures by transforming their range and subsistence strategies over space and …

In deserts, water has been singled out as the most important factor for choosing where to
settle, but trees were likely an important part of the landscape for hunter-gatherers beyond …

How did hunter-gatherers initially settle and move across extreme environments? We
conducted a multi-disciplinary study to tackle this question, focusing on how …

Throughout Earth's most extreme environments, such as the Kalahari Desert or the Arctic,
hunter–gatherers found ingenious ways to obtain proteins and sugars provided by plants for …

This paper analyses the importance of the South Central Andean High Puna megapatch,
above 4000 masl, in the history of late Pleistocene exploration and colonization of the …

A distinct feature of many of the earliest archaeological sites (13,000-11,200 cal yr BP) at the
core of the Atacama Desert is that they lie at or just below the surface, often encased in …

Humans first settled the core of the Atacama Desert between~ 12,800 and 11,200 years ago,
coinciding with an increase in sites and a more consistent human signal across South …

In this special issue, articles include research from Argentina, Brazil, Chile, Colombia, and
Uruguay, plus a special paper from the United States of America. Several of the articles are …

The hyperarid core of the Atacama Desert, between 1,000-2,300 masl and 18-28 S, is
arguably one of the driest places on Earth, receiving< 1 mm of rain per year (Houston, 2006; …