Middle East

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Across
  1. 3. The science dealing with water
  2. 4. To distribute or allocate proportionally
  3. 5. The part of a country that borders another country
  4. 6. Continual change from one condition to another
  5. 8. To dig trenches for a defensive purpose
  6. 9. To increase the violence, severity, or bitterness of
  7. 10. Something for catching water; a basin or reservoir
  8. 12. The state or process of being absorbed
  9. 13. To convey, draw, or pass through
Down
  1. 1. A searching examination or investigation
  2. 2. Importance; consequence
  3. 6. A substance used a nutrient
  4. 7. The state or fact of being extracted
  5. 11. The act of trying to solicit or influence
  6. 12. Coming into possession or ownership of something