Unit 5: Environmental Geography

What causes desertification? (MORE THAN ONE ANSWER)

• Poor soil management

• Overgrazing livestock

• deforestation

• Flooding

What are some negative consequences of deforestation? (MORE THAN ONE ANSWER)

• Endangering wildlife habitats

• Less oxygen

• Polluted waterways

• Hydroelectricity

What are some negative consequences of building dams? (MORE THAN ONE ANSWER)

• Flooding

• Endangering wildlife habitats

• Desertification

• Altering natural waterways

What is a result of desertification?

• Contamination of ground water

• Flooding

• Decrease in oxygen

• Expansion of the Sahara

What can contribute to deforestation?

• Desertification

• Human population growth

• Hurricanes

• Plantation farming

Which event increased the total population by providing a more reliable food supply?

• Second Agricultural Revolution

• First Agricultural Revolution

• Green Revolution

• Industrial Revolution

What were some benefits of the Green Revolution? (MORE THAN ONE ANSWER)

• Huge increase in crop yields

• New methods of farming

• Increased life expectancy

• Rapid depopulation

Period of time when crop production began in the Fertile Crescent

• Second Agricultural Revolution

• Green Revolution

• First Agricultural Revolution

• American Revolution

What is the system of planting different crops on the same field in a particular order to preserve the soil called?

• Crop rotation

• Genetically Modified Organisms

• Irrigation

• Fracking

Which innovation allows farmers to grow crops without depending on precipitation?

• Crop rotation

• Irrigation

• Mechanized crop production

• Desalination