virtual water how big is our water footprint ?
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VIRTUAL WATER How big is our water footprint ?. Sebastian Carl Nicolas Bohr Niko Schmitt Fabian Maier Sebastian Beiling. t able of contents. definition pictures / examples calculator o ur water footprint problems solution. defintion virtual water. coined in the 1990’s - PowerPoint PPT PresentationTRANSCRIPT
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VIRTUAL WATERHow big is our water footprint ?
Sebastian Carl Nicolas BohrNiko SchmittFabian MaierSebastian Beiling
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definition
pictures/examples
calculator
our water footprint
problems
solution
table of contents
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coined in the 1990’s
water that’s needed for the complete production of a product
defintion virtual water
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The water footprint of a product
Green water footprint► volume of rainwater
used for the product
Blue water footprint► volume of surface or
groundwater used for theproduct
Grey water footprint► volume of polluted water.
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Food► 1300 kg of grains
(wheat, oats, barley, corn, dry peas, soybean, etc)► 7200 kg of roughages
(pasture, dry hay, silage, etc)
Water► 24000 litres for drinking► 7000 litres for servicing.
The water footprint of a cow
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the whole water a single person needs in the normal life mainly for :
food domestic (at home) industrial (electronics, clothes, etc.) …
definition water footprint
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our water footprint in litres
0200000400000600000800000100000012000001400000
IndustrialDomesticFood
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many poor regions
Water consumption has increased extremely◦ dry rivers◦ dry lakes◦ less freshwater◦ more polluted water
problems
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solution
…the consumer himself has to change
Think global Trade local
Consumerism is at its peak so …
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THANKS FOR YOUR
ATTENTiON
ANY QUESTiONS ?
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Google.com Google pictures waterfootprint.org virtualwater.eu virtual-water.org Wikipedia own sources
sources