1. UNESCO, The 3rd United Nations World Water Development Report: Water in a Changing World, United Nations Educational, Scientific, and Cultural Organization, 2009.
2. Global water resources: vulnerability from climate change and population growth;Vörösmarty;Science,2000
3. Ecosystems and Human Well-Being: Current State and Trends;Vörösmarty,2005
4. Solutions for a cultivated planet;Foley;Nature,2011
5. UNDP, Beyond Scarcity: Power, Poverty, and the Global Water Crisis, Human Development Report, United Nations Development Programme, New York, 2006, p. 440.