006b NCWRM 2011 vanWeert_IGRAC
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Transcript of 006b NCWRM 2011 vanWeert_IGRAC
Learning from the groundwater
recharge movement in Gujarat,
India
Frank van Weert
NCWRM
14-15 Sept 2011, Athens
International Groundwater
Resources Assessment Centre
• Since 2003
• Under auspices of WMO/UNESCO
• Funded and based in NL
• Various topics: also MAR
• www.un-igrac.org
A people’s movement
Norms and rules
• Direct pumping ban
• Disencouragement of high water use
• Maintenance of structures
• All loosely enforced and based on
social pressure and internal norms
The Success
Groundwater balance Kodinar reference case scenario
-200,0
-150,0
-100,0
-50,0
0,0
50,0
100,0
jan
feb
mar apr
may jun jul
aug
sep
oct
nov
dec
month
water balance mm/month
-40,0
10,0
60,0
110,0
160,0
210,0
rivers
Q
NR
AR
Total
3000,0
3200,0
3400,0
3600,0
3800,0
4000,0
4200,0
2005 2010 2015 2020 2025 2030 2035 2040 2045 2050 2055
TDS concentration (mg/l)
Scn1
Scn2
Scn6
Scn7
Why successful
• Spiritual motivation
• externality
• Self-organized
• Increasing complexity
• Now rationalist, economist approach
• Motivation for demand management
Flaws
• Hardly science
• Costs
• Disincentives and perverse incentives
• Water governance
Thanks