Editing Aridity (section)

==External links==
* Griffiths, J. F. (1985) 'Climatology', Chapter 2 in ''Handbook of Applied Meteorology'', Edited by David D. Houghton, John Wiley and Sons, {{ISBN|0-471-08404-2}}.
* Durrenberger, R. W. (1987) 'Arid Climates', article in ''The Encyclopedia of Climatology'', p.&nbsp;92–101, Edited by J. E. Oliver and R. W. Fairbridge, Van Nostrand Reinhold Company, New York, {{ISBN|0-87933-009-0}}.
* Stadler, S. J (1987) 'Aridity Indexes', article in ''The Encyclopedia of Climatology'', p.&nbsp;102–107, Edited by J. E. Oliver and R. W. Fairbridge, Van Nostrand Reinhold Company, New York, {{ISBN|0-87933-009-0}}.
* [https://web.archive.org/web/20130908163426/http://www.strategicforesight.com/publication_pdf/11374Nile%20concise.pdf Blue Peace for the Nile Report], 2009, Strategic Foresight Group

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[[Category:Climate patterns]]
[[Category:Soil science]]
[[Category:Water scarcity]]