After weathering processes have had their actions on the earth materials making up the surface of the earth, the geomorphic agents like running water, groundwater, wind, glaciers, waves perform erosion. Several related landforms together make up landscapes, (large tracts of earth’s surface). Landforms once formed may change in their shape, size and nature slowly or […]
Essay on Landforms: Top 5 Essays | Geomorphology | Branches | Geology
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Development of Pediments: Top 4 Theories | Landforms | Geography
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The following points highlight the top four theories for the development of pediments. The theories are: 1. Lawson’s Recession Theory 2. Sheet-Flood Theory of McGee 3. Lateral Erosion Theory 4. Composite Theory. 1. Lawson’s Recession Theory: According to A.C. Lawson (1915) pediments are developed because of gradual recession of mountain front caused by weathering and […]
Depositional Landforms Created by Rivers | Geography
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Rivers deposit sediments in different parts of their courses and thus form three major types of landforms which are called constructional landforms such as alluvial fans cones, natural levees and deltas. Depositional Landform # 1. Alluvial Fans and Cones: Alluvial fans (fig. 18.14) and cones (fig. 18.15) due to accumulation of materials are always formed […]