We think back in the glacial, from the analysis we've made in the corals, that the deep part of the Southern Ocean was very rich in carbon, and there was a low-density layer sitting on top.
私たちは独自のサンゴの分析により 氷河期を研究した結果 南極海の深部は炭素が豊富で 上部は低密度の海水の層であったと 知りました