The Lost Worlds of Planet Earth Ortelius hypothesized the idea that land masses may have been connected in the past, Alfred Wegener who hypothesized the idea of a super-continent Pangaea and continental drift despite the prevailing idea of flooded land-bridges at the time, and Bruce C. Heezen and Marie Tharp who discovered the Mid-Atlantic Ridge that supported the theory of plate tectonics. Tyson describes how the landmasses of the earth lay atop the mantle, which moves due to the motion and heat of the earth's outer and inner core. Tyson moves on to explain the asteroid impact that initiated the Cretaceous–Paleogene extinction event, leaving small mammals
The Power of the Land modes of life, as indeed they have been mixed in the European countries: people living off the land, making money. In Russia it is different: you're either on land without money, or with money but without land." The general idea of Uspensky's work is that the life of Russian peasantry is determined by what he terms as "the power of the land," which it is totally dependent upon and is being given a very special mindset by. Once a peasant gets rooted out of his soil, his world collapses, Uspensky argued. The reason behind the economic and moral crisis of