How are oceans formed? Continents and ocean basins exist on lithospheric plates that move relative to each Other. Between their margins, new land is always.
Plumes, hotspots and the CMB Lecture 6: Geodynamics Carolina Lithgow-Bertelloni.
Read this on-line USGS publication at the URL pubsgs/gip/volc
Read this on-line USGS publication at the URL .
Plumes, hotspots and the CMB
