GEOGRAPHY

SATELLITE REMOTE SENSING

SATELLITE REMOTE SENSING

Remote sensing is defined as the act of obtaining information about something without being in direct contact with it. Definition of Concepts Remote sensing: Remote consists of the main sources ...
BASIC CONCEPTS OF GEOGRAPHIC INFORMATION SYSTEMS (GIS)

BASIC CONCEPTS OF GEOGRAPHIC INFORMATION SYSTEMS (GIS)

A Geographic Information System (GIS) is a system designed to capture, store, manipulate, analyze, manage, and present all types of geographical data. In other words, GIS describes any information system ...
APPLICATION OF GEOGRAPHIC INFORMATION SYSTEM (GIS)

APPLICATION OF GEOGRAPHIC INFORMATION SYSTEM (GIS)

The GIS has various applications to which it can be used. These applications include the following: Defence: Geographic Information System (GIS) plays a pivotal role in military operations as they ...
VEGETATION OF AFRICA

VEGETATION OF AFRICA

Factors Affecting Vegetation The factors affecting the vegetation of Africa include: Climatic factors. Geomorphic factors. Edaphic factors. Biotic factors. Climatic Factors High temperature with low rainfall leads to sparse vegetation ...
DRAINAGE OF NIGERIA

DRAINAGE OF NIGERIA

Drainage refers to water bodies like rivers and lakes. Drainage of Nigeria is discussed in two parts – rivers and lakes. RIVERS IN NIGERIA: Nigeria is drained by two main ...
RELIEF OF NIGERIA

RELIEF OF NIGERIA

Relief refers to the surface features of the land above the sea level. Relief of Nigeria can be grouped into two main classes which are lowlands and highlands. Lowlands: Lowlands ...
INTRODUCTION TO MAP READING

INTRODUCTION TO MAP READING

Map work or reading therefore, involves the ability to recognize conventional signs on a map and interpret what those signs mean or represent. A map is a representation of the ...
LOCATION, POSITION AND SIZE OF NIGERIA

LOCATION, POSITION AND SIZE OF NIGERIA

LOCATION: Nigeria lies within latitude 4˚N - 14˚N of the equator and longitude 3˚E - 15˚E of the Greenwich Meridian. It therefore follows that Nigeria has a latitudinal stretch of ...
MEANING OF LAND RECLAMATION

MEANING OF LAND RECLAMATION

Land reclamation, usually known as reclamation, and also known as land fill (not to be confused with a landfill), is the process of creating new land from ocean, riverbeds, or ...
SOIL EROSION AND DESERT ENCROACHMENT

SOIL EROSION AND DESERT ENCROACHMENT

Soil erosion is defined as the removal of the top layer of the soil through various agents like water and wind. Types of Soil Erosion There are two main types ...
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