Water Allocation: A Participatory Approach? - Hydrology · INTERNATIONAL UNION FOR CONSERVATION OF...
Transcript of Water Allocation: A Participatory Approach? - Hydrology · INTERNATIONAL UNION FOR CONSERVATION OF...
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INTERNATIONAL UNION FOR CONSERVATION OF NATURE
Water Allocation: A Participatory Approach?
Dr Mark SmithDirector
IUCN Water ProgrammeGland, Switzerland
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INTERNATIONAL UNION FOR CONSERVATION OF NATURE
‘Environmental flows’
“…the quantity, quality and timing of water flows required to sustain freshwater and estuarine ecosystems and the human livelihoods and well-being that depend on these ecosystems.”
Flow regime Minimumflow
0
20
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0 50 100 150 200 250 300 350Days since 1 January, 1991
Dis
char
ge, m
3/s
“…negotiated allocation for people and nature within the limits of availability”
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INTERNATIONAL UNION FOR CONSERVATION OF NATURE
● slide 9: basin picture plus 3D optimisation
Environmental Flow Management
Assessment: effects of Δ on ● income by sector● ecosystem services● biodiversity● distribution of benefits
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INTERNATIONAL UNION FOR CONSERVATION OF NATURE
● uncertainties, unknowns● contested facts, competing interests● complexity
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Science
Scenarios
Negotiation
Decision
Pangani Basin Case
Policy, law
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INTERNATIONAL UNION FOR CONSERVATION OF NATURE
Synthesis
FlowMgt
Policy & law
Information
Decision
Tools
Capacity Building
Institutions – multi-scale
NegotiationRegula
tion &
Rule
s
Allocation
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INTERNATIONAL UNION FOR CONSERVATION OF NATURE
Outcomes
● Negotiated flow management● policy, law & regulation● institutions, participation● capacity development● consensus building● evidence for decisions
● Pivot to IWRM● Change process
● long-term● ‘pushing the button’?● what’s missing?