Argo Group (IMAGE) CSIRO Australia Caption Lead author Dr Catia Domingues (far right) with co-authors of the Nature paper -- (left to right) Jeff Dunn, Susan Wijffels, Neil White, Argo engineer Vito Dirita and Paul Barker -- with Argo robotic floats, a key tool for scientists observing change in ocean conditions. Credit Bruce Miller, CSIRO Usage Restrictions Credit: Bruce Miller, CSIRO 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.