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Maarten A. SiebelAssoc. Professor of Environmental Biotechnology
UNESCO-IHEDELFT, THE NETHERLANDSMaarten Siebel – UNESCO-IHE
Dima Nazer – Technical college Hebron, Palestine
FROM WATER SCARCITY TO SUSTAINABLE WATER USE IN THE
WEST BANK, PALESTINE
The West Bank has, for political reasons, less water than is naturally available
Total recharge
679 Mm3/year
Palestinian abstraction119 Mm3/year
Israeli abstraction648 Mm3/year
Balance: - 88 Mm3/year (2006) and increasing due to population/economic growth
232 m3
366m3
300m3
Israel
USA
Europe
West Bank
50 m3
Reducing material input and – thus – final disposal
Material recyclingof end-of-life product
Recycling of production
waste
Re-use of productResources
Final disposal
Production Product use
Wastewater
Approach towards water use
Increasing material use efficiency
resourcesproducts
wastewaste
products
wasteproducts
Rain water harvesting systems
Install dry toilets Grey water reuse systemsLow flow shower heads
and faucet aeratorsPrevent leakage
Domestic water use
Process A
Evaluate
quality
Used-water
treatment
Process B Process C
Evaluate
quality
Evaluate
quality
Used-water
treatment
Used-water
treatment
Water Water
Rawmaterial
Product
Used-water Used-water
Used-water
Minimum waste
disposal
Industrial water use
Expanding rain-fed agricultureVirtual water tradeChanging cropping patterns
according to water useUsed-water reuseEfficient irrigation systemsWater pricing
Agricultural Water Use
In conclusion
Maarten A. [email protected]
