ScienceDaily: The impact on levels of carbon dioxide in the Earth’s atmosphere by the decaying remains of a group of marine creatures that includes starfish and sea urchin has been significantly underestimated. “Climate models must take this carbon sink into account,” says Mario Lebrato, lead author of the study. The work was done when he was at the National Oceanography Centre, Southampton (NOCS) and affiliated with the University of Southampton’s School of Ocean and Earth Science (SOES); he is …