Between 15 million and 6 million years ago, a drop in ocean crust production may have lowered sea level by 26 to 32 meters. Comments ( 0 ) ( ) When you purchase through links on our site, we may ...

calculating that the ancient seafloor spreading slowdown would have resulted in a sea level drop of 26–32 meters. This amount ...

They suggest this drop may have caused significant changes ... Dalton et al, Consequences of a Global Slowdown in Seafloor Spreading for Sea Level and Mantle Heat Loss, Geochemistry, Geophysics ...