According to DIYOrNot.com, it should cost between $500 and $800 to install a single new garage door. They demonstrate that the average homeowner can usually tackle such a project in a nine hour time span and a professional will be able to complete it in roughly five hours.
Definition of continental drift. : a slow movement of the continents on a deep-seated viscous zone within the earth â compare plate tectonics.
Continental drift takes place because continents sit on crustal plates which float on the Earth's magma, and the magma has convection currents in it which push against the plates and cause them to move, slowly but inexorably.