Continental drift my lecturers why he was not talking to us about continental drift and I was told, sneeringly, that if I could prove there was a force that could move continents, then he might think about it. The idea was moonshine, I was informed." As late as 1953 – just five years before Carey introduced the theory of plate tectonics – the theory of continental drift was rejected by the physicist Scheidegger on the following grounds. From the 1930s to the late 1950s, works by Vening-Meinesz, Holmes, Umbgrove, and numerous others outlined concepts that were close or nearly identical to modern
Drift migration known as a fallout, though in the latter case, it need not involve vagrant birds. An example would be an east wind in September blowing Scandinavian migrants such as bluethroats, wrynecks, and the continental race of robin onto the east coast of England and Scotland, leading to temporary concentrations of these species at headlands like Spurn. Drift migration Drift migration is the phenomenon in which migrating birds are blown off course by the winds while they are in flight. It is more likely to happen to birds heading south in autumn because the large numbers of inexperienced young birds are