Human Erosion Prevention
Deforestation & Agriculture
Overgrazing, Mining and Construction
Contour farming and Terracing
Other
100
What is no - till farming?
Using other tools besides tills to farm and/or plow.
100
What are the effects of agriculture?
Soil erosion.
100
When soil and forests are destroyed for mining it is...
Mining erosion.
100
Contour farming is a practice when you....
When you till land on a hill side or slope
100
What is deforestation?
When forests are cut down and the soil is used for farming.
200
What are shelterbelts/windbreaks?
Shelterbelts and windbreaks are planted on trees/plants to break the force of the wind and keep the plant safe and sound waiting for the main harvest.
200
What is another word for agriculture?
Farming plants or crops.
200
How does filling construction sites effect the soil?
Decreases its quality.
200
In China they use ..... ...... which is .....
Rice paddies which is terracing.
200
What is overgrazing?
Overgrazing is when animals eat too much plants and affects the soil in a negative way.
300
What is contour plowing?
Planting along the natural contours of the land.
300
How does forest harvesting effect soil erosion?
When forests are removed, soil is exposed and erosion increases.
300
What is an effect of mining or construction?
Erodes soil or reduces quality.
300
How does contour farming help?
Contour farming helps because, With a slope or hillside the water helps prevent soil erosion.
300
What is contour farming?
Contour farming is a practice when you till land on a slope or hillside.
400
True or False; Erosion can only be prevented in 2 ways.
FALSE!
400
How does overgrazing have an effect on soil erosion?
Grass land so heavily that it is so damaged that the ground becomes able to erode.
400
Define overgrazing.
Decreasing in soil quality.
400
How does China's method of farming help
This helped China get rice and to help prevent soil erosion.
400
What is no - till farming?
When soil is left undisturbed from planting to harvest.
500
What is one way to prevent erosion?
Varies from No - till farming, shelter belts/windbreaks, etc...
500
What does deforestation have to do with soil erosion?
When forests are cut down, the roots of trees are seperated from the soil and the soil eventually blows away and erodes.
500
When people cause coal fires and toxic chemicals to be released
Human mining erosion
500
Define Terrancing
A series of land in where there are series of flat land and there are dips or slopes in between the land areas.
500
Name one way to prevent erosion and one way to cause erosion.
Cause - Deforestation / Agriculture / etc. Prevent - No - till farming / Contour farming / terracing / shelterbelts / etc.
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