If water flowing over continents in rivers is what concentrates salt in our ocean, would a planet that has always been covered in water just be freshwater? The water is just sitting there, not eroding through salts.
If water flowing over continents in rivers is what concentrates salt in our ocean, would a planet that has always been covered in water just be freshwater? The water is just sitting there, not eroding through salts.
If salts were present when the water froze, the salts would still be there. If the ice is pure water but you can’t microscopically brush away all the salts during thawing, can fresh water be extracted?