Cryosol | Soil Monoliths Cryosols (or Gelisols in USDA Soil Taxonomy) have permafrost either within 1 m of the surface or within 2 m if the pedon is strongly cryoturbated in the active layer. Monoliths.soilweb.ca
Among the ancient Greeks, Homer thought the world to be flat. In contrast, Pythagoras postulated that the earth was round. A century later, Aristotle sided with the theory of the roundness of the earth.
The Flat Earth Society does admit that the moon, the sun and other planets are indeed spherical, but claim that the âEarth is not a planet,â and unlike other celestial bodies, is flat. So letâs ignore the moon for now and examine the other member of the eclipse trifecta: the sun.