Deforestation
Overgrazing
Erosion
Irrigation
100

The removal of forest or large trees without preplanting or replacing them

What is deforestation?

100

What is overgrazing?

When animals such as cows or sheep overeat the vegetation in an area leaving behind bare soil

100

What are 3 ways in which erosion can occur naturally?

water wind ice 

100

What is irrigation?

Manmade transportation system for water

200

Desertified

What does the forest usually become after deforestation?

200

How does overgrazing lead to desertification?

Leaves large patches of land with nothing but dry soil

200

How might the picture on the paper cracked dry soil be an example of erosion?

answers vary

200

Oklahoma State or Coach Prime?

Oklahoma State

300

Lumber, livestock, paper products, urban sprawl, agriculture

What is the purpose behind deforestation?

300

Yams or mashed potatoes?

yams

300

What are 3 ways in which humans have accelerated erosion?

Deforestation, industrical agriculture, massive farming, urban sprawl

300

Why do we irrigate?

To water crops, maintain landscapes and bring water to areas of need

400

Sunlight is reflected back into the atmosphere rather than absorbed by trees

How does deforestation lead to desertificiation?

400

Apple pie or pumpkin pie?

pumpkin

400

Why is erosion a problem?

It causes worlds fertile land and soil to be lost 

400

How does irrigation lead to desertification?

Water is applied to bare soil, which washes soil and precious nutrients away

500

Taylor or Travis?

Taylor

500

Sagu or Chap?

Sagu

500
Gravy or no gravy

gravy

500
Beach or mountains

beach