Middle East Environmental Issues

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Across
  1. 4. a member of a people having no permanent abode, and travel from place to place to find fresh pasture for their livestock.
  2. 5. Comes from the surface and ground sources.
  3. 6. the process of removing salt from seawater.
  4. 7. the supply of water to land or crops to help growth.
  5. 8. the contamination of water sources by substances which make the water unusable.
  6. 10. Transportation systems, communication networks, sewage, water, and school systems.
Down
  1. 1. Distribution of water and sanitation is unequal.
  2. 2. sources that will run out or will not be replenished in our lifetimes.
  3. 3. the state of being scarce or in short supply.
  4. 9. a body of permeable rock which can contain or transmit groundwater.