Salinización Fluvial (IMAGE) University of Barcelona Caption Un tercio de los sistemas fluviales de la península ibérica tiene un exceso de sales, lo que supone un problema con graves impactos medioambientales, económicos y de salud global. Credit Rubén Ladrera, Universidad de La Rioja (España) Usage Restrictions The image may only be used with appropriate caption or credit. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.