The journal Estudos do Quaternário (Quaternary Studies), edited by the Portuguese Association for Quaternary Research (APEQ) since 1997, publishes papers from different scientific areas, including Anthropology, Archaeology, Botany, Geography and Geology. It welcomes multi and interdisciplinary articles, conveying the work from various research lines related with the investigation of the Quaternary Period. To ensure the quality of published articles, all manuscripts submitted to Estudos do Quaternário (Quaternary Studies) are subjected to a peer review process.