Water security challenges
emanating from the intersections of
climate and water scarcity in the
arid Americas: ENERGY
Sharon B. Megdal, Ph.D.
Director, Water Resources Research Center
The University of Arizona
smegdal@cals.arizona.edu
Climate Risk and Water Security in the
Americas Workshop 1 March 2011
Photo Credit: Luetta Calloway
http://southwest.construction.com/southwest
_contractor_news/2010/1019_HooverDamByp
assBridge.asp
http://ag.arizona.edu/azwater/arroyo/Arroyo_2010.pdf
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http://ag.arizona.edu/azwater/arroyo/Arroyo_2010.pdf
More people => Demand for More water + More energy
More water <=> More energy
Dynamic Relationship
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3
Source: Gerardo Hiriart. Sea
and brackish water
desalination with renewable
energies. IMPULSA project
of UNAM, Vancouver,
4May2006
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Vulnerabilities…Consider Lake Mead in the
Colorado River System
Increasing
demands
Drought and
climate change
Earthquakes
Institutional
arrangements
Others
Photo Credit: Luetta Calloway
http://southwest.construction.com/southwest_cont
ractor_news/2010/1019_HooverDamBypassBridge.a
sp
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