Continental drift Continental drift Continental drift is the theory that the Earth's continents have moved over geologic time relative to each other, thus appearing to have "drifted" across the ocean bed. The speculation that continents might have 'drifted' was first put forward by Abraham Ortelius in 1596. The concept was independently and more fully developed by Alfred Wegener in 1912, but his theory was rejected by many for lack of any motive mechanism. Arthur Holmes later proposed mantle convection for that mechanism. The idea of continental drift has since been subsumed by the theory of plate tectonics, which explains that the continents
Ice Age: Continental Drift Ester Dean, performed by Keke Palmer. Both songs play during the credits and are not available on the soundtrack. "Chasing The Sun" can be found on The Wanted's 2012 American debut extended play, "The Wanted EP", while an alternate version of "We are (Family)" sung only by Keke Palmer is available for download. "Ice Age: Continental Drift" had its premiere on June 20, 2012, at the CineEurope film distributors' trade fair in Barcelona. It publicly premiered on June 27, 2012, in Belgium, Egypt, France, Switzerland, and Trinidad, and was released on July 13, 2012, in the USA. The film is