ZIMSEC O Level Geography Notes: Advantages of Rift Valleys and Block Mountains
Advantages of block mountains
- Relief rainfall is common raising the amount of annual precipitation within the vicinity of such mountains.
- They have a cooler environments which invigorating tends to have fewer diseases associated and ailments with it.
- Have pastures for animals.
- Firewood and fruits.
- Offered fortifications during tribal warfares.
- Minerals such as gold and diamonds are usually found within their vicinity.
- Water can be obtained from springs.
Disadvantages of block mountains
- High erosion rates
- Wild animals can be found in mountainous areas
- Rock falls can be fatal to humans and damage infrastructure.
- Volcanic activities can take place and these can lead to loss of human lives
- Lack of moisture as the soil drains quickly due to steep slopes.
- Transport networks are difficult and expensive to construct in mountain regions.
Advantages of rift valleys
- Water for domestic and industrial use from is readily available in lakes
- Pastures for animals can be found in most valleys e.g. the East African Rift Valley
- Fertile soils from sediment deposited by running water.
- Alluvial deposits from which can be found precious minerals such as gold.
- Fishing in lakes provide livelihood to people for example Lake Malawi and Lake Tanganyika
- Recreation activities in lakes for example sailing and other water sports
- Can provide tourist attractions.
Disadvantages of rift valleys.
- There is hot weather which can be stiffing and enervating on valley floors.
- Diseases such as malaria, bilharzia and typhoid abound in within such areas.
- Rock falls from the associated mountains can lead to loss of life or damage to infrastructure.
- Dangerous animals can be found in forests.
- Floods may occur on the valley floor.
To access more topics go to the Geography Notes page.
Image credit: Mountainprofessor.
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