Water Stress in Zayandeh Roud river basin
Decreasing water suppply
Lower
Surfacewater
Decreasing
precipitation
Increasing
temperature
Climate change?!
Sinking level
of groundwater
More Boreholes
Higher Pollution
of water
increase of
Extensive use
of fertilisers
Poor soil
Physical Conditions
Increasing water demand
Low water
reuse
Inefficient
sewage system
High water use
per-capita
lack of education
about water use
Low water price
Political
Mismanagement
Increasing
urbanisation
Rural to Urban
migration
Abandonment
of farms
Pursuit of
economic development/
Higher standard of living
Increase of
Industrialisation
Poor farming
practices
cultivation of
water-intense crops
Subsidies (for
profitable crops)
Inefficient
irrigation methods
unfulfilled
subsidies & Promises
Political
mismanagement