PBS8 年
Wegener proposes idea of continental drift
Although the calculations of Greenland's movement were found to be due to faulty determinations of longitude, the other evidence seemed to match up: the shape of the continents, fossil evidence ...
BBC5 年
Continental drift (plate tectonics)
It was not until the 1960s that evidence of convection currents within the mantle was discovered to support the theory fully. This slideshow explains Wegener’s theory. What was the evidence for ...
PBS1 年
Wegener proposes idea of continental drift
Although the calculations of Greenland's movement were found to be due to faulty determinations of longitude, the other evidence seemed to match up: the shape of the continents, fossil evidence ...