(i) Large scale blasting of rocks leads to instability of the basement rocks. Water collects in the hallows left by open cast mines creating ponds which becomes habitats for disease causing organisms.
(ii) The land is left with gaping quarries, which ugly, interfere with the natural beauty of the landscape.
(iii) It interferes with natural vegetation, which is cleared before extraction of the mineral begins to take time to generate.
(iv) The heap of rock waste creates a landscape that is expensive to rehabilitate.
(v) The dust produced during the mining pollutes the atmosphere.
(vi) Open cast mining causes shortage of land/hinders agriculture.
maurice.mutuku answered the question on June 10, 2017 at 13:02
- What are the sea ports through which some of the minerals mined in East Africa are exported?(Solved)
Give the sea ports through which some of the minerals mined in East Africa are exported.
Date posted: June 10, 2017. Answers (1)
- What are the methods of mining?(Solved)
List the methods of mining.
Date posted: June 10, 2017. Answers (1)
- How do mineral ores occur?(Solved)
List the formations in which mineral ores occur.
Date posted: June 10, 2017. Answers (1)
- What is podzolization?(Solved)
Describe podzolization as a process of leaching.
Date posted: June 10, 2017. Answers (1)
- What are the soil erosion control measures?(Solved)
Give the soil erosion control measures.
Date posted: June 10, 2017. Answers (1)
- How does overgrazing lead to loss of soil fertility?(Solved)
Describe how overgrazing leads to loss of soil fertility.
Date posted: June 10, 2017. Answers (1)
- How does mulching help in soil conservation?(Solved)
Explain how mulching helps in soil conservation.
Date posted: June 10, 2017. Answers (1)
- How does frequent ploughing lead to loss of soil fertility?(Solved)
Describe how frequent ploughing leads to loss of soil fertility.
Date posted: June 10, 2017. Answers (1)
- How does parent rock influence soil formation?(Solved)
Describe how parent rock influences soil formation.
Date posted: June 10, 2017. Answers (1)
- Which factors determine soil leaching?(Solved)
List the factors that determine soil leaching.
Date posted: June 10, 2017. Answers (1)
- How do biotic factors influence soil formation?(Solved)
Describe how biotic factors influence soil formation.
Date posted: June 10, 2017. Answers (1)
- What are the types of soil degeneration?(Solved)
Give the types of soil degeneration.
Date posted: June 10, 2017. Answers (1)
- How does monoculture cause soil erosion?(Solved)
Explain how monoculture causes soil erosion.
Date posted: June 10, 2017. Answers (1)
- How does continuous irrigation lead to loss of soil fertility?(Solved)
Explain how irrigation leads to loss of soil fertility.
Date posted: June 10, 2017. Answers (1)
- How does burning cause soil erosion?(Solved)
Explain how burning causes soil erosion.
Date posted: June 10, 2017. Answers (1)
- How does time influence the formation of soil?(Solved)
Explain how time influences the formation of soil.
Date posted: June 10, 2017. Answers (1)
- What is the difference between soil structure and soil texture?(Solved)
Distinguish between soil structure and soil texture.
Date posted: June 10, 2017. Answers (1)
- How does continuous application of fertilizer on farm lands cause soil erosion?(Solved)
Describe how continuous application of fertilizer on farm lands causes soil erosion.
Date posted: June 10, 2017. Answers (1)
- How does laterization occur?(Solved)
Describe how laterization occurs.
Date posted: June 10, 2017. Answers (1)
- What are the factors determining the colour of soil?(Solved)
Give the factors that determine the colour of soil.
Date posted: June 10, 2017. Answers (1)