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GEOGRAPHY

TYPES OF COASTS

Despite a great variety of coastal features, coastlines may be divided into two basic types. A) Coastlines of submergence: These are due to the sinking of the land or the ...
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COASTAL FEATURES OF DEPOSITION

1) Beaches: Sands and gravels loosened from the land are moved by waves to be deposited along the shore as beaches. This is the most dominant form of the constructive ...
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COASTAL FEATURES OF EROSION

1) Capes and bays: On exposed coasts, the continual action of waves on rocks of varying resistance causes the coastline to be eroded irregularly. This is particularly pronounced where hard ...
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THE MECHANISM OF MARINE EROSION

The most powerful agents of marine erosion are waves. Their origin is due to the sweeping of winds over the water surface, which sets a series of undulating swells surging ...
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THE ACTION OF WAVES, TIDES AND CURRENTS

The action of the wind passing over a stretch of sea causes waves to develop and when the waves reach the coast they cause erosion or deposition. Wind passing over ...
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NIGERIA’S TRADE AND COMMERCE

Trade is the selling and buying of goods and services between areas and peoples. Trade can be local, interregional or international. Nigeria is involved in all these types of trade ...
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RIVER REGIMES

The seasonal variation in the volume of water in a river is known as the regime. A knowledge of the regime of a river is important to man in controlling ...
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GREAT CIRCLE ROUTES

Since the earth is spherical in shape, the shortest distance between any two points on the globe lies along its circumference. There are an infinite number of great circles of ...
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LOCATION AND POLITICAL DIVISIONS OF AFRICA

Regional Geography Regional geography is usually defined as the study of the ways in which the combinations of environmental and human factors produce territories or regions with distinctive landscapes and ...
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POWER SOURCES IN AFRICA

Energy/ Power Sources Africa has various sources of energy or power distributed unevenly over Africa. The main sources of power are Hydro-Electricity Power (HEP), coal, mineral oil, thermal power and ...
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