February 2025

Roads in Zimbabwe

By |2025-02-12T09:11:20+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Wide tarred road with a cycle track.

ZIMSEC O Level Geography Notes: Transport: Road transport network in Zimbabwe

  • Roads in Zimbabwe have been divided into groups, namely:<
    1. Wide-tarred roads which are two-way highways with a minimum width of 6 metres, and
    2. Other roads include here are narrow-tarred roads, strip roads and […]
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Exploitation of natural resources

By |2025-02-12T09:24:48+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Exploitation of natural resources, gold panning in Mozambique.Image credit nytimes.com

ZIMSEC O Level Geography Notes: Natural Resources:Resource Exploitation

  • The exploitation of natural resources is the use of natural resources for economic growth, sometimes with a negative implication of accompanying environmental degradation.
  • It started to emerge on an industrial scale in the […]
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Forestry: Deforestation

By |2025-02-12T09:18:33+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Deforestation in the Amazon rain forest. credit blog.conservation.org

ZIMSEC O Level Geography Notes: Natural Resources:World Deforestation

  • Deforestation is the cutting down of trees without replacing them.
  • The most important role forests play in sustaining people’s lives is being threatened by the rapid disappearance of the world’s forests.
  • In 2009, most of the […]
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Types of Forests: Deciduous temperate forests

By |2025-02-12T09:00:37+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Deciduous temperate forest. Image credit thinglink.com

ZIMSEC O Level Geography Notes: Natural Resources : Deciduous temperate forests

  • These are also known as temperate deciduous forests or temperate broad-leaf forests.
  • They are dominated by trees that lose their leaves each year.
  • They are found in areas with warm, moist summers and mild winters

    • […]

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Fishing in other parts of Zimbabwe

By |2025-02-12T09:08:06+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A Zimbabwean fisherman attempts to land his catch. Image credit deseretnews.com

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:Other fisheries in Zimbabwe

  • Both commercial and subsistence fishing also takes place in Zimbabwe’s internal dams.
  • The major ones include Lake Chivero and Manyame on the Manyame river and Lake Mutirikwi on the […]
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Classification of energy sources

By |2025-02-12T09:27:09+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Natural Gas flame. Image credit money.cnn.com

ZIMSEC O Level Geography Notes: Natural Resources:Energy: Classification of energy sources

  • One way of classification is by grouping energy sources into traditional and modern sources.
  • Some sources and types belong to both groups.
  • For example canoeing down a river uses the force of the moving […]
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Africa’s Energy Resources

By |2025-02-12T08:58:20+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Old Inga Dam DRC. Image credit internationalrivers.org

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Energy resources of Africa

  • Electricity is generated from two major processes, thermal and hydro.
  • The thermal component includes petroleum on top of coal for a number of countries such as Egypt, Algeria, Nigeria and Libya.
  • For other […]
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Sea Transport

By |2025-02-12T09:32:45+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

An ocean bulk cariar. Image credit malaquaylogistics.com An ocean bulk carrier. Image credit malaquaylogistics.com ZIMSEC O Level Geography Notes: Transport: Sea Transport

Advantages

  • Is relatively cheaper.
  • Caries bulky goods at once
  • They are very comfortable for example cruise ships and ocean liners are often fitted with luxury facilities such as bathrooms, toilets, casinos and […]
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Introduction to population growth, change and structure

By |2025-02-12T09:09:45+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

ZIMSEC O Level Geography Notes: Introduction to population growth, change and structure

  • There is a strong inter-relationship between birth rate, death rate, population growth, change and structure.
  • Birth rate is the number of live births per 1 000 of the population in one year.
  • \text{Crude Birth Rate}=\dfrac{Number\quad of \quad Live \quad Births \quad in \quad Year}{Total\quad Population \quad in […]
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