soil erosion Flashcards
1
Q
what is SOIL EROSION
A
MOVEMENT OF SOIL FROM ONE PLACE TO ANOTHER.
2
Q
name two things that moves sand
A
wind
water
3
Q
name the ways human cause erosion
A
- AGRICULTURE
- MONOCULTURE (PLANTING THE SAME
CROP) - POOR FARMING METHODS
- FOREST HARVESTING
- DEFORESTATION
REMOVING VEGETATION - AFFORESTATION
PLANTING VEGETATION - OVERGRAZING
4
Q
name ways to prevent soil erosion
A
- NO TILL FARMING (LEAVE PLANT STALKS IN THE GROUND)
- CONTOUR FARMING (CREATING A STEP
ALONG THE CONTOURS)
