hall2d wednesday 09h15 - dr nydia suppen
TRANSCRIPT
Managing water along the supply chain: Water Footprinting
Session: Water policy and the state of water
Dr. Nydia Suppen
Water resource
management impacts
almost all aspects of
human activity
http://environment.nationalgeographic.com/environment/freshwater/freshwater-101-interactive/
http://environment.nationalgeographic.com/environment/freshwater/freshwater-101-interactive/
http://environment.nationalgeographic.com/environment/freshwater/freshwater-101-interactive/
Former Aral Sea, Central Asia
Signs of global water scarcity
Source WFN, 2012
Signs of global water pollution
Devecser, Hungary, Oct. 5, 2010Source WFN, 2012
http://environment.nationalgeographic.com/environment/greendex/
http://environment.nationalgeographic.com/environment/greendex/
http://environment.nationalgeographic.com/environment/greendex/
http://environment.nationalgeographic.com/environment/greendex/
CONSUMPTION
PRODUCTION
Australopitecus (Lucy) Laetoli, Tanzania
3,5 million years
Homo Erectus Kenya 1,5 million years
Homo Sapiens Sapiens….. …..
From Claudia Peña U. 2013 presentation
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Chapagain & Hoesktra (2004)
Hidden water use in
the supply chain
[Hoekstra & Chapagain, 2008]
[Hoekstra & Chapagain, 2008]
[Hoekstra & Chapagain, 2008]
Impact assessme
ntvolumetric assessmen
t
[Hoekstra & Chapagain, 2008]
4- 30 liters0.3 liter eq.
Secretariat: SNV SwitzerlandConvenership:
• Sebastien Humbert Switzerland
• Nydia Suppen Mexico
ISO 14046Water footprint: Principles, requirements
and guidelines
Toxicity (PNEC) (Hoekstra et al., 2009)
Ecological Scarcity (Frischknecht el)
Quality impacts (Boulay et al., 2010)
Water Stress Index (Pfister et al., 2009 )
Freshwater impact/depletion (Mila I Canals et al., 2008)
M2
Inventory
midpoint
Impact
assessment
endpoint
Damage
Inventory method (Vince, 2007)
Water uses (Bayart, 2008)
Quality parameters (Boulay et al., 2010)
Databases (Global Water Tool (WBCSD, 2007)) Water Fotprint Network(Hoekstra et al., 2009), Quantis)
Humans: Scarcity (Pfister et al., 2009)
Diaseases/undernourishment (Motoshita et al., 2008,2008)
Human Health Water consumption (Boulay et al ., 2010)
Ecosystems: Vegetation (Pfister et al., 2009)
Hydropower –biodiversity (Maendly et al., 2009)
Ground water extraction –biodiversity (Van Zelm et al., 2009)
Resources: Consumptive use (Pfister et al., 2009)
The water footprint:making a link between consumption in one place and impacts on water systems elsewhere
[Photo: WWF]
Endangered Indus River DolphinSource WFN, 2012
Source: Pfister, Koehler & Hellweg (2009), ES&T 43(11): 4098–4104
Water stress local
concerns
Inventory
Daños
Resources Ecosystems Human Health
Areas of protection
Acidificación
Eutrofización Contaminación térmica
Ecotoxicidad
Impacts AvailabilityDegradation
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Thank You
Dr. Nydia Suppen