Mouth of Amazon River (image) Stanford University Share Print E-Mail Caption The mouth of the Amazon River, where the world's largest drainage basin flows into the Atlantic Ocean. A location such as this, where fresh and sea water mix, is a good spot for generating electricity with Yi Cui's new battery. Credit NASA Usage Restrictions All restrictions that NASA puts on their images are in effect on this image. Share Print E-Mail 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.