Question

in what way soil erosion affect us .how to stop? ans .for class 4

Answer 1

it reduces the fertility of the soil by removing the top most fertile layer of the soil .
the best and the cheapest way is by planting trees

Answer 2

Soil erosion removes very fertile top soil which is needed for agriculture.
We can control it by:-
1. Irrigating fields after regular intervals.
2. By planting trees. Trees hold the soil particles together.