What are the negative effects of weathering and erosion?
Weathering and erosion can cause changes to the shape, size, and texture of different landforms (such as mountains, riverbeds, beaches, etc). Weathering and erosion can also play a role in landslides and the formation of new landforms.
How is man responsible for erosion?
The human activity that causes soil erosion is by cutting down forests. The roots of trees hold soil tightly and prevent soil erosion. Thus cutting down forests or trees causes soil erosion. Cutting down forests.
Why is man largely responsible for soil erosion?
Man’s ill gudged activities such as deforestation, overgrazing and faulty methods of agriculture have made soil erosion a serious national problem. Besides diversion of natural drainage courses, wrong orientation of roads and railways, embankments and bridges have also led to soil erosion.
What are the human and natural factors responsible for soil erosion?
Human factors:deforestation , overgrazing, and mining. Natural factor: wind, glacier and water. Other factors: Ploughing in a wrong way and defective methods of farming.
Which factors is not responsible for soil erosion?
Answer: D. Building embankment is the right answer.
Who is not responsible for soil erosion?
Ploughing of hill slopes. Overgrazing by catties. Floods.
What are two natural and two man made factors responsible for soil erosion?
1]cutting trees. 2]letting out waste waste on land,which decreases the fertility and strength of the soil. 1]soil erosion by heavy rainfall. 2]natural calamities like floods and sunamis.
What is the need to conserve soil?
Soil is the basis for sustenance for 7 billion people. It preserves clean water and helps regulate the climate. Soil degradation reduces agricultural yields and threatens farmers’ livelihoods. Soil that has been leached of its nutrients cannot support crops, or plants that prevent desertification.