Explaining the groundwater salinity of hard-rock aquifers in semi-arid hinterlands using a multidisciplinary approach

Shallow crystalline groundwater in the semi-arid hinterland of Ceará is brackish or saline with mixed chloride or sodium chloride facies. Very few hydrochemical data are available for the area and the drivers behind this salinity are not clearly identified. In this study, extensive field data collec... View More