Hitting the Water (IMAGE) Columbia Climate School Caption An electromagnetic sensor on its way to the ocean floor off New Zealand to collect data. Credit Samer Naif / Lamont-Doherty Electromagnetic Geophysics Lab Usage Restrictions Credit must be given. 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.