Nor is it just that we are warming and acidifying the oceans, 也不仅是因为 我们正在令海洋升温及酸化
Mammals had a long way to go to become masters of the world's oceans, 哺乳动物想要成为海洋的主宰 还有很长的路要走
The mammals' journey into the oceans was a gradual one. 哺乳动物进入海洋的过程是渐进式的
But the birds' triumph over the oceans was not quite complete. 但鸟类对海洋的征服并不彻底
Dinosaurs never conquered the oceans, 恐龙从未征服海洋
The oceans were just as devastated as the land. 海洋与陆地一样惨遭蹂躏
the oceans are bountiful, bursting with life... 海洋丰饶 充满生机
there were more species on land than in the oceans. 这在地球历史上是第一次
Yet even those that reach the oceans aren't safe. 但是到达海洋的小海龟也并不安全