RELIEF AND DRAINAGE OF WEST AFRICA


The relief of West Africa can be grouped into three classes as follows: 1. The lowlands: These areas are below 300m above the sea-level and are made up of sedimentary rocks. The lowlands are further sub-divided into two: The interior lowlands: These are found in the inland delta (Mali), Chad basin and Niger-Benue trough (both in Nigeria), and the Volta…

Read More »

DENUDATION


Denudation is an erosive process of breaking and removing the rocks from the surface of the earth. It is the wearing away of the terrestrial land by weathering, erosion, moving water, ice waves. Denudation is the process by which the land areas are continually being reduced and their shape modified by weathering and erosion. Denudation is the processes of breaking…

Read More »

INTERNATIONAL ECONOMIC COOPERATION OF WEST AFRICA


Economic Community of West African States (ECOWAS) may be defined as sub-regional organization formed by West African countries mainly to promote co-operation and development in all economic fields and of contributing to the progress and development of the African continent.   ORIGIN OF ECOWAS The treaty called Lagos treaty formally establishing ECOWAS was signed in May 28th, 1975 in Lagos…

Read More »

TOURISM IN NIGERIA


Tourism can be defined as the process or act which involves people visiting places of interest where they can relax, derive pleasure and entertainment. Tourism is also the act of discovering the free gift of nature and how man prevents them from extinction. The places where such people visits are called ‘’tourist or resort centres’’ while the person who visits…

Read More »

LOCATION, POSITION, SIZE AND POLITICAL DIVISIONS OF AFRICA


LOCATION Africa is located between latitude 37 degrees north and 35 degrees south of the equator and longitudes 17 degrees west and 51 degrees east of the Greenwich Meridian.   POSITION Africa, the second largest continent in the world after Asia is bounded in the north by the Mediterranean sea which separates which separates Africa from Europe, in the south…

Read More »

SIZE, LOCATION, POSITION AND POLITICAL DIVISIONS OF WEST AFRICA


SIZE West Africa occupies about one fifth of the area of Africa and has a total land area of approximately 6,143,000 square kilometres. The main offshore islands include Sao Tome, Principe, Fernando Po, Annobon and Cape Verde which occupy another land area of 1400 sq km. Thus, the overall land area of West Africa has a regional extent of about…

Read More »

INTRODUCTION TO EARTHQUAKE


An earthquake is the rapid vibration of the earth created by a sudden movement of large sections of rock. An earthquake is a sudden motion or trembling in the earth caused by the abrupt release of slowly accumulated energy. An earthquake is sudden ground movement caused by the sudden release of energy stored in rocks, called the elastic rebound theory.…

Read More »

FIND OUT INFORMATION ABOUT CONTINENTAL LANDFORM


Landforms are defined as specific features that appear on the Earth’s surface. Some examples are mountains, plains, plateaus, valleys and hills. Oceans and continents illustrate the largest grouping of landforms. Landforms possess many different physical characteristics and are spread out throughout the planet. Together, landforms constitute a specific terrain and their physical arrangement in the landscape forms what is termed as…

Read More »

THINGS YOU SHOULD KNOW ABOUT ROCKS


Earth’s crust is composed of rocks. Rock is a naturally occurring and coherent aggregate of one or more minerals. To geologists, a rock is a natural substance composed of solid crystals of different minerals that have been fused together into a solid lump. A Rock, by a simple definition, is a solid with more than one component of a mineral…

Read More »

BASIC EXPLANATION OF LATITUDE AND LONGITUDE


On earth’s surface, locations are determined by the two reference lines known as latitude and longitude. In fact, these are the ‘geographical coordinates’ which are used by a pilot and the ship captain, to indicate the position on the map. The surface of the earth is vast enough that it was difficult to locate any point, without the utilization of…

Read More »

LEARN ABOUT THE STRUCTURE AND COMPOSITION OF THE EARTH


Isaac Newton was one of the first scientists to theorize about the structure of Earth. Based on his studies of the force of gravity, Newton calculated the average density of Earth and found it to be more than twice the density of the rocks near the surface. From these results, Newton realized that the interior of Earth had to be…

Read More »

POPULATION DISTRIBUTION


Population distribution means the pattern of where people live. World population distribution is uneven. Population distribution is perhaps the most essential of all geographic expressions, because the ways in which people have organized themselves in space at any given time represent the sum of all of the advances they have made to their overall geographical area. Population distribution can also…

Read More »

WORLD POPULATION


Population means the number of people in a geographic area. It can also be used for subgroups of people or animals. Population is also the number or body of inhabitants in a place belonging to a specific social, cultural, socioeconomic, ethnic, or racial subgroup. This unit describes how the world’s population has grown over the centuries, where people live ,…

Read More »

IMPORTANT MOVEMENTS THAT AFFECTS THE EARTH


Earth is just the right distance from the Sun for its temperature to let water exist as a liquid, a solid, and a gas. The presence of water as a liquid on Earth’s surface throughout its long history also enabled life to evolve. Another characteristic of Earth is that it is dynamic. Its interior and surface continually change as a…

Read More »

FACTS ABOUT THE SHAPE AND SIZE OF THE EARTH


Earth, the third planet from the sun, is the fifth largest planet in the solar system. Earth is the largest of the terrestrial planets of the inner solar system, bigger than Mercury, Venus and Mars. Earth, with an average distance of 92,955,820 miles (149,597,890 km) from the sun, is the third planet and one of the most unique planets in…

Read More »