IAS (Admin.) Mains Geography Geomorphology-Coastal Landforms Study Material (Page 5 of 5)

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Topographic Features Resulting from Coastal Deposition

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Beaches

  • Beach is an accumulation of loose unconsolidated sediment, temporary veneer of rock debris ranging in size from very fine sand, to pebbles, cobbles and occasionally boulders. Nearly about 40 percent of the coastline of the world consist of unconsolidated deposits of sand and gravel. The beaches may extend for several kilometers or may be patchy. They may be almost straight or gently curved; some may be short and include sharp curved pocket beaches in bays or coves between rocky headlands. Some are exposed to open seas and some are sheltered in bays.
  • The beach accretion mainly takes place during periods of relatively quiet seas and beach thickness is most significantly altered during storms. In coasts …

… (354 more words, 3 figures) …

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Coastal Penetration Model of Taaffe

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Introduction

  • Transport network influence physical, social and economic characteristics of a region. It shapes the spatio-temporal development of a region or country.
  • To understand the gradual development of transport network in a space many scholars have worked on their specific views and aspects.
  • Coastal Penetration Model which is popularly known as TMG (Taaffe, Morrill, Gould model) model is one of them.

Coastal Penetration Model

  • Taaffe, Morrill and Gould (1963) , have …

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