Highlights Comparing proxy and model estimates of hydroclimate variability and change over the Common Era 11529 Volcanic suppression of Nile summer flooding triggers revolt and constrains interstate conflict in ancient Egypt 11451 The global monsoon across time scales: Mechanisms and outstanding issues 10550 A global multiproxy database for temperature reconstructions of the Common Era 10535 African hydroclimatic variability during the last 2000 years 7191