Insecurity and Scarcity

• How many people lack clean drinking water?

  1.8 million
• Every 90 seconds, a child dies from a water borne disease
• What fraction of the worlds lakes and rivers are badly polluted?

  1/2
• What does water insecurity mean?

  Present and future water supplies can’t be guaranteed
• By 2030, how much is the demand for water estimated to increase?

  by 20%
• What is water stress?

  When annual supply of water per person falls below 1700m3
• What is water scarcity?

  When annual supply of water per person falls below 1000m3
• What are the two types of water scarcity?

  economic and physical