KnowraExpanding EarthLinked fromLinked fromThe 3 pages that link to Expanding Earth, each with the reason it gives.All 3Compared with 3Continental driftCompared with: A rival drift-compatible explanation that lost when subduction was confirmed.Mid-Atlantic RidgeCompared with: An attempt to explain spreading without recycling; killed by paleomagnetic and space-geodetic data.Seafloor spreading hypothesisCompared with: Its main rival in the early 1960s; abandoned once subduction balanced seafloor creation.