IAS (Admin.) Mains Geography Geomorphology-Factors Controlling Landform Development Study Material (Page 13 of 20)

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Isostasy: Vening-Meinesz or Flexural Isostasy

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Vening-Meinesz or Flexural Isostasy

F. A. Vening-Meinesz is famous for his early studies of gravity anomalies at sea, especially over deep-sea trenches. He took measurements by special pendulums in submerged and stationary submarine. Accordi…

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Isostasy: Airy-Woollard Isostasy Model, Thermal or Pratt-Thermal Isostasy Model

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Airy-Woollard Isostasy Model

This modern model, which allows variable densities in both the crust and mantle, is used within the continents. It is very similar to Airy model except that it in addition to allowing varying compensation depth it also allows varying densities of underlying mantle. When density of mantle is high, lesser compensation depth is required to support the same topographic…

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