water resources

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Across
  1. 6. arrangement between 2 or more countries regrading the supply and use of water resources over a specific period of time
  2. 8. the knowledge,skills and tools that people use to meet their needs
Down
  1. 1. water shortage problem
  2. 2. an area over which rain falls and is collected
  3. 3. ensuring that wastage is kept to a minimum
  4. 4. weak or unfavourable position
  5. 5. process of converting sea water into fresh water by removing salt from the sea water
  6. 7. process of filtering water to remove larger sized particles and bacteria from the water