• SATIVA STRAIN NAMES
    GENERAL KNOWLEDGE

    SATIVA STRAIN NAMES

    Sativa strains are known for their energizing and uplifting effects, making them popular among cannabis users. There are numerous sativa strain names, each with its unique characteristics and effects. Some of the well-known sativa strain names include: Sour Diesel: This…

  • ARCHES OF THE FOOT AND PLANTAR FASCIITIS
    GENERAL KNOWLEDGE

    ARCHES OF THE FOOT AND PLANTAR FASCIITIS

    Introduction The arches of the foot are three main structures that help distribute body weight and provide support while walking and standing. These arches are: Medial Longitudinal Arch: This is the arch that runs along the inside of the foot,…

  • NEPHRITIC AND NEPHROTIC SYNDROME EXPLAINED
    GENERAL KNOWLEDGE

    NEPHRITIC AND NEPHROTIC SYNDROME EXPLAINED

    Introduction Nephritic syndrome and nephrotic syndrome are two different kidney disorders that affect the glomeruli, which are tiny filters in the kidneys responsible for filtering blood and removing waste products. Nephritic syndrome is a type of kidney disorder that occurs…

  • SOUTHERN COASTLANDS OF NIGERIA
    REGIONAL GEOGRAPHY

    SOUTHERN COASTLANDS OF NIGERIA

    Physical Setting The coastal lowlands bordering of Nigeria range in height from sea level to 150m above sea level and extend across the entire length of the country coast from Yewa-Badagry area in the west to the Bakassi peninsula at…

  • SOUTH WESTERN HIGHLANDS OF NIGERIA
    REGIONAL GEOGRAPHY

    SOUTH WESTERN HIGHLANDS OF NIGERIA

    Physical Setting The western highlands region covers Oyo, Osun, Ondo, Ekiti, Edo and parts of Kwara and Kogi States. The highlands generally range between 300m and 700m above sea level. There are isolated local peaks, such as, Idanre and Efon-Alaye…

  • CROSS RIVER PLAINS
    REGIONAL GEOGRAPHY

    CROSS RIVER PLAINS

    Physical Setting The Cross River plains lie between the Udi hills to the west and highlands of the eastern borders of Nigeria. The Cross River and its tributaries dominate the drainage system of this region. This massive lowland covers an…

  • NIGER BENUE TROUGH
    REGIONAL GEOGRAPHY

    NIGER BENUE TROUGH

    Physical Features The Niger-Benue trough is a massive depression in the middle of the country, which is generally 300m below sea level. The trough derives its name from the two major rivers in the area, that is, Rivers Niger and…

  • THE CHAD BASIN
    REGIONAL GEOGRAPHY

    THE CHAD BASIN

    Physical Features The Chad Basin in the north eastern extreme corner of Nigeria is basically a flat plain at an elevation of about 300m above sea level. Sand dunes are common in several places on the basin. Lake Chad is…

  • THE SOKOTO PLAIN
    REGIONAL GEOGRAPHY

    THE SOKOTO PLAIN

    Physical Features The Sokoto plain in northwest Nigeria is essentially a dissected lowland, about 300metres above sea level. It is drained by two major rivers and their tributaries; these are the Sokoto and Rima rivers. These rivers have extensive flat…

  • EASTERN SCARPLANDS OF NIGERIA
    REGIONAL GEOGRAPHY

    EASTERN SCARPLANDS OF NIGERIA

    This region is found east of the Niger delta and south of River Benue. It is bordered on the east by the Cross River Plains as shown in Fig. 43.2.   Physical Features Major relief features of this region are…

  • EASTERN HIGHLANDS OF NIGERIA
    REGIONAL GEOGRAPHY

    EASTERN HIGHLANDS OF NIGERIA

    Physical Setting The eastern highlands consist of chains of hills, plateaus and mountains along the eastern borderlands of Nigeria. Prominent among these relief features are Bamenda highlands, Biu plateau, Mambila plateau, Shebshi and Alantika mountains, Adamawa plateau and Obudu hills.…

  • GEOGRAPHICAL REGIONS OF NIGERIA
    REGIONAL GEOGRAPHY

    GEOGRAPHICAL REGIONS OF NIGERIA

    Nigeria can be classified into nine broad geographical regions, each having obvious and essentially similar physical settings, people and population, resources and economic activities, transportation and development issues and problems. These regions are shown in Fig. 43.1 and include: 1)…

  • NORTH CENTRAL HIGHLANDS OF NIGERIA
    REGIONAL GEOGRAPHY

    NORTH CENTRAL HIGHLANDS OF NIGERIA

    Physical Features This is a very extensive region that extends from Katsina in the north to Yelwa in the West, Bauchi in the east and Kafanchan in the south. The landscape is made up of gentle, undulating plains. The relief…

  • PHYSICAL SETTING OF NIGERIA
    REGIONAL GEOGRAPHY

    PHYSICAL SETTING OF NIGERIA

    The main physical features are the geology, relief and drainage systems. They are examined generally and on regional basis.   Geology The geology of Nigeria shows that the rocks found in the country range from the PreCambrian and Quaternary geological…

  • PHYSICAL SETTING OF AFRICA
    GEOGRAPHY OF AFRICA,  REGIONAL GEOGRAPHY

    PHYSICAL SETTING OF AFRICA

    The physical setting of Africa is defined by its relief, drainage, climate and vegetation, among others. These factors define Africa’s physical environment and they are important influences on patterns of human activity on the continent. The physical environment affects such…

  • INDUSTRIAL ENTERPRISE IN NIGERIA
    REGIONAL GEOGRAPHY

    INDUSTRIAL ENTERPRISE IN NIGERIA

    Industrial enterprise in Nigeria can be broadly classified into (i) local arts and craft, and (ii) modern manufacturing.   Local Arts and Craft Long before the coming of Europeans and modern manufacturing to Nigeria, the fabrication of local items, such…

  • POLLUTION OF WATER RESOURCES
    HUMAN GEOGRAPHY,  PHYSICAL GEOGRAPHY

    POLLUTION OF WATER RESOURCES

    Man cannot survive without water. The low population densities in the desert natural region is because of the water deficiency which renders vast areas of land uninhabitable. The sources of water include oceans, rivers, lakes, rainfall and groundwater. Unfortunately, man…

  • COASTAL FEATURES OF EROSION
    PHYSICAL GEOGRAPHY

    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 rocks, e.g. granites and limestones, occur in alternate bands with…

  • THE MECHANISM OF MARINE EROSION
    PHYSICAL GEOGRAPHY

    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 forward. These become higher and swifter. A normal wave in…

  • RIVER REGIMES
    PHYSICAL GEOGRAPHY

    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 possible floods, storing up water for irrigation and human consumption,…

  • GREAT CIRCLE ROUTES
    PHYSICAL GEOGRAPHY

    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 equal length running around the globe, e.g. the circle formed…

  • POWER SOURCES IN AFRICA
    GEOGRAPHY OF AFRICA,  REGIONAL GEOGRAPHY

    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 nuclear power. Africa accounts for 8% of the world’s known…

  • THE EQUATORIAL REGIONS
    HUMAN GEOGRAPHY,  PHYSICAL GEOGRAPHY

    THE EQUATORIAL REGIONS

    Distribution The equatorial, hot, wet climate is found between 5° and 10° north and south of the equator. Its greatest extent is found in the lowlands of the Amazon, the Congo, Malaysia and the East Indies. Further away from the…

  • THE ARCTIC OR POLAR CLIMATE
    HUMAN GEOGRAPHY,  PHYSICAL GEOGRAPHY

    THE ARCTIC OR POLAR CLIMATE

    Distribution The polar type of climate and vegetation is found mainly north of the Arctic Circle in the northern hemisphere. The ice caps are confined to Greenland and to the highlands of these high-latitude regions, where the ground is permanently…

  • EARTH ENERGY SYSTEM
    PHYSICAL GEOGRAPHY

    EARTH ENERGY SYSTEM

    Insolation The only source of energy for the earth’s atmosphere is the sun which has a surface temperature of more than 5982°C (10 800°F). The energy travels through space for a distance of 150 million km (93 million miles) and…

  • LANDFORMS OF GLACIATED LOWLANDS
    PHYSICAL GEOGRAPHY

    LANDFORMS OF GLACIATED LOWLANDS

    Landforms of glaciated lowlands are mainly depositional in nature, brought about by both valley glacier and continental ice sheets. The former leave behind the eroded material in only restricted areas. The imprint of ice sheets on the landscape is far…

  • LANDFORMS OF HIGHLAND GLACIATION
    PHYSICAL GEOGRAPHY

    LANDFORMS OF HIGHLAND GLACIATION

    Glaciation generally gives rise to erosional features in the highlands and depositional features on the lowlands, though these processes are not not mutually mu exclusive because a glacier plays a combined role of erosion, transport and deposition throughout its course.…

  • THE ICE AGE
    PHYSICAL GEOGRAPHY

    THE ICE AGE

    During the earth’s history, there have been many changes in the pattern of climatic regions. The most recent change came about as a result of a fall in temperature over the whole of the earth’s surface, so that the area…

  • CLIMATIC EFFECTS OF OCEAN CURRENTS
    PHYSICAL GEOGRAPHY

    CLIMATIC EFFECTS OF OCEAN CURRENTS

    1) Temperatures: Coastlands with warm currents offshore tend to have mild climates for their latitudes. Coastlands with cold currents off-shore are cooler than they would otherwise be. The effect of a warm current off-shore is especially pronounced if the prevailing…

  • THE CIRCULATION OF THE ATLANTIC OCEAN
    PHYSICAL GEOGRAPHY

    THE CIRCULATION OF THE ATLANTIC OCEAN

    Let us now study more closely the circulation of ocean currents in the Atlantic Ocean. We shall begin with the North and South Equatorial Current at the equator. The steady Trade Winds constantly drift two streams of water from east…

  • THE MOVEMENT OF OCEAN CURRENTS
    PHYSICAL GEOGRAPHY

    THE MOVEMENT OF OCEAN CURRENTS

    Ocean currents are large masses of surface water that circulate in regular patterns around the oceans, as shown in the world map in Fig. 12.9. Those that flow from equatorial regions polewards have a higher surface temperature and are warm…

  • THE TEMPERATURE OF OCEAN WATER
    PHYSICAL GEOGRAPHY

    THE TEMPERATURE OF OCEAN WATER

    Like land masses, ocean water varies in temperature from place to place both at the surface and at great depths. Since water warms up and cools down much more slowly than the land, the annual range of temperature in any…

  • SALINITY OF THE OCEAN
    PHYSICAL GEOGRAPHY

    SALINITY OF THE OCEAN

    Almost every known chemical element can be found in varying proportions in the oceans whose most characteristic feature is their salinity, in contrast to the fresh water of lakes and streams. All sea water of which sodium chloride or common…

  • THE RELIEF OF THE OCEAN
    PHYSICAL GEOGRAPHY

    THE RELIEF OF THE OCEAN

    The ocean basins are in many ways similar to the land surface. There are submarine ridges, plateaux, canyons, plains and trenches. A section drawn across an ocean (Fig. 12.4) illustrates the typical submarine relief features.     1) The continental…

  • EXPLORING THE OCEANS
    PHYSICAL GEOGRAPHY

    EXPLORING THE OCEANS

    The oceans occupy more than 70 per cent or 364 million sq km (140 million square miles) of the earth’s total area of 510 million sq km (197 million square miles). They have tremendous development potential. Besides being a source…

  • WORLD INDUSTRIAL AREAS
    HUMAN GEOGRAPHY

    WORLD INDUSTRIAL AREAS

    Having examined the various factors which contribute to the location of industrial districts, we shall now look at the major industrial regions of the world. It is no surprise that the greatest industrial areas are located in Western Europe and…

Advantages of local domestic helper.
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