Microplastic pollutio (IMAGE) University of Barcelona Caption Accumulation of waste on the shore of the La Virgen marsh in Cartagena, Colombia. Credit Ostin Garcés-Ordóñez (University of Barcelona) Usage Restrictions Credit must be given to the creator. License CC BY 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.