natural resources Archives - Page 4 of 10 - Free ZIMSEC & Cambridge Revision Notes

Fishing:Natural lakes

By Rachel Majaya|2025-02-12T09:33:04+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Inland water fishing in Zambia. Image credit mg.co.za

ZIMSEC O Level Geography Notes: Natural Resources: Fishing: Fishing:Natural lakes

Fresh water lakes are mainly found in Tanzania, Malawi and Zambia.
Zimbabwe does not have natural lakes, all are man-made.
Lake Tanganyika in Tanzania and Lake Malawi are the largest and deepest rift […]

Comments Off

Fish processing and marketing

By Rachel Majaya|2025-02-12T09:19:54+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Processing fish by drying them. Image credit MediaWiki

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:Fish processing and marketing

Most of the fish are sold fresh at the fishing ports and major urban areas in the region.
Use of refrigerated facilities has become increasingly important.
Some fresh fish are transported into […]

Comments Off

Small scale energy sources and plants:Solar energy

By Rachel Majaya|2025-02-12T09:44:50+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

A Photo-voltaic power plant. Image credit oorjasolar.com

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Small scale energy sources and plants:Solar energy

Solar energy is converted into electrical energy in two ways
The first is through the use of solar panels
These are also known as photo voltaic power plants for reasons […]

Comments Off

Exploitation of natural resources

By Rachel Majaya|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 […]

Comments Off

Forestry: Deforestation

By Rachel Majaya|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 […]

Comments Off

Types of Forests: Coniferous forests

By Rachel Majaya|2025-02-12T08:59:10+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Coniferous forest. Image credit chcentralmich.com

ZIMSEC O Level Geography Notes: Natural Resources: Coniferous forests

Coniferous forests consists of evergreen trees which do not shed their leaves at any time of the year.
These are confined to the cool temperature, latitude in belts stretching across northern USA. Southern Canada, Scandinavia, northern Europe […]

Comments Off

Fishing in Malawi

By Rachel Majaya|2025-02-12T09:34:41+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Fishing in Malawi. Image credit originaltravel.co.uk

ZIMSEC O Level Geography Notes: Natural Resources: Fishing: Fishing in Malawi

Malawi is one of the most important inland fish producers in the SADC region.
Malawi has been given the responsibility to co-ordinate inland fisheries, forestry and wildlife within the SADC region.
Malawi’s fisheries include […]

Comments Off

The world’s major fisheries

By Rachel Majaya|2025-02-12T09:20:13+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

World’s Aquatic habitats. Image credit utexas.edu

ZIMSEC O Level Geography Notes: Natural Resources: Fishing:The world’s major fisheries

Fresh water fishing is important in localized communities.
In most cases the world’s fish comes from the ocean.
Most of the world’s productive ocean fisheries are located in the shallow waters of continental shelves […]

Comments Off

Small scale energy sources and plants:Bio-fuel

By Rachel Majaya|2025-02-12T09:45:20+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Jatropha plant. Image credit jatropha.org.za

ZIMSEC O Level Geography Notes: Natural Resources: Energy:Small scale energy sources and plants:Bio-fuel

is a fuel that is produced through contemporary biological processes,
such as agriculture and anaerobic digestion,
rather than a fuel produced by geological processes such as those involved in the formation of fossil […]

Comments Off

Problems faced during exploitation of natural resources

By Rachel Majaya|2025-02-12T09:26:40+02:00February 12th, 2025|Notes, O Level Geography, Ordinary Level Notes|

Mining without capital. A Korokoza descends into a mine. Image credit mg.co.za

ZIMSEC O Level Geography Notes: Natural Resources: Problems of Resources Exploitation

Resources exploitation is not easy and there are many difficulties that are faced which can be grouped into physical factors and human factors.
The following are physical and […]

Comments Off

February 2025