Facts and Figures

Examples of the economic cost of lack of investment in water

  • In Kenya the combined impact of the winter floods of 1997/98 and drought between 1998 and 2008 has been estimated at USD 4.8 billion – effectively a 16% reduction in GDP. Evidence suggests that floods and drought in Kenya translate into a direct annual loss of 22% of GDP over a 2.5 year period. 
  • The Mozambique floods of 2000 caused a 23% reduction in GDP and a 44% rise in inflation. 
  • Inability to tackle hydrologic variability in Ethiopia has been estimated to cause a 38% decline in GDP and a projected 25% increase in poverty for 2003-15.
  • Worldwide, more than 7,000 major disasters have been recorded since 1970, causing at least USD 2 trillion in damage and killing at least 2.5 million people.

Related themes: Climate Change and Adaptation; Uncertainty and Risk; Investing in Infrastructure

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