Plastics Piranha (IMAGE) University of Cincinnati Caption Clean Earth Rovers' Plastics Piranha, an autonomous rover that skims marina facilities and can collect 100-plus pounds of waste per trip. Credit Clean Earth Rovers Usage Restrictions For use with articles about Clean Earth Rovers. License Original 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.