Comparison of Measurement Metrics (IMAGE) Woods Hole Oceanographic Institution Caption Carbon loss traditional measurement at 150 meters compared to carbon loss measurement considering depth of sunlight penetration. Credit Courtesy Ken Buesseler, © Woods Hole Oceanographic Institution Usage Restrictions with credit 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.