RT Journal Article T1 Indicadores geoquímicos de cambios ambientales en secuencias aluviales holocenas de Bardenas Reales T1 Geochemical proxies of environmental changes in Holocene alluvial sequences from Bardenas Reales A1 Osácar, María Cinta A1 Muñoz Jiménez, Arsenio A1 Sancho, Carlos AB Geochemical features and Chemical Index of Alteration (CIA), corrected for Ca from calcite, werestudied in Holocene alluvial sequences from Bardenas Reales of Navarra. The five sequences, distinguishedby using morphochronostratigraphic evidences, show a different geochemical pattern controlled bygranulometric characteristics, bedrock weathering and soil processes. Geochemical proxies (CIA) indicatean increase in moisture during some phases of Early and Middle Holocene YR 2009 FD 2009 LK http://hdl.handle.net/10272/7972 UL http://hdl.handle.net/10272/7972 LA spa DS Repositorio Institucional de la Universidad de Huelva RD 31 may 2026