• EVOLUTION
    BIOLOGY

    EVOLUTION

    Organic evolution is defined as the sum total of adaptive changes from pre-existing or old form that have taken place over a long time, resulting in diversity of forms, structures and functions among organisms. The concept behind…

  • CLIMATE OF AFRICA
    REGIONAL GEOGRAPHY

    CLIMATE OF AFRICA

    Factors Affecting the Climate of Africa Latitude: Latitude refers to the location of a place on the earth’s surface in relation to the equator. Tropical latitudes where the sun’s altitude is always high have hotter temperature than…

  • CLIMATIC CHANGE
    PHYSICAL GEOGRAPHY

    CLIMATIC CHANGE

    Climatic change is defined as a change in the statistical properties of the climatic system when considered over long periods of time. In other words, climatic change is a significant and lasting change in the statistical distribution…

  • CLIMATE OF NIGERIA
    REGIONAL GEOGRAPHY

    CLIMATE OF NIGERIA

    Climate is the average weather condition of the atmosphere over a very long period of time. The elements of climate – rainfall, temperature, wind, relative humidity, pressure, cloud cover and sunshine. Temperature: Temperature is defined as the…