Oceans in Crisis - Ocean Worlds: The Story of Seas on Earth and Other Planets - page 192

will appear, and not a return of the old one. The oceanic riches to
come, in the far geological future, we might guess at just for fun,
and we have to consider also the last hurrah of oceans on this planet
and what comes after, for the story of the Earth and its seas is not
destined to be never-ending.