Dust Bowl Causes

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Across
  1. 5. Native vegetation with roots that naturally anchor soil (2 words)
  2. 7. Weather event in Oklahoma that might have you holding onto your hat (2 words)
  3. 8. Nickname for October 24, 1929 due to the devastating stock market crash that took place that day: "Black ___"
  4. 9. The prolonged absence of rainfall that leads to a water shortage
Down
  1. 1. "The Great ___": the economic downturn that lasted nearly a decade from 1929 to 1939
  2. 2. Belief that the United States is destined to expand from one coast to the other: "___ Destiny"
  3. 3. Nickname given to Oklahomans who migrated west to California, desperate for jobs, food, and clean air
  4. 4. During World War I, farmers plowed up millions of acres of 4-down in order to plant this crop that was in short supply
  5. 6. Supply outweighing demand can cause "market ___," which can lead to a sharp drop in price
  6. 10. The biome where clue 4-down most often grows