Nile Causes and Effects - PowerPoint PPT Presentation

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Nile Causes and Effects

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  1. Nile Causes and Effects

  2. Do Now What part of the Nile River supported the most people? How was silt created?

  3. Activity Turn to page 136 of your textbook. Label as many causes and effects and you can find.

  4. Cause 1 In some years, rains were not heavy enough to make the Nile overflow

  5. Effect 1 The lands baked in the sun, and crops dried up Without a harvest, many Egyptians starved

  6. Cause 2 In other years, too much rain fell

  7. Effect 2 The river flooded wildly, drowning people and destroying crops

  8. Cause 3 Egyptians developed agricultural techniques such as: Irrigation ditches Dams Dikes They also stored water in ponds or pools for use when the river was low.

  9. Effect 3 Populations of settlements along the shores increased

  10. Cause 4 Irrigation became extremely important to the food supply

  11. Effect 4 It became supervised by government officials

  12. Cause 5 The government began to have complete control over farming and irrigation

  13. Effect 5 The authority of early Egyptian leaders was based on their ability to provide water for crops

  14. Cause 6 In good years, large harvests produced surplus food

  15. Effect 6 Rulers stored surplus to feed people in times of drought and to feed the laborers on public works projects

  16. Wrap Up Why was irrigation and controlling water so important to Egyptians?