water by wiebke
TRANSCRIPT
WaterWater
FACTS• 97,4% of the worldwide water amount is salt
water (1.348.000.000 km³)
• 2,0% are ice, glacier and in the atmosphere
• 0,6% is useful drinking water (8.062.000 km³) - from this the agriculture needs 70%
Why is water so valuable?Without Water...• a human can only live 2 days• the plants and animals can not grow which
means that we would have nothing to eat• There would be no clouds, no snow and no rain• we could produce hardly anything (no jeans...)We need water to...• produce bread, beer...• produce electricity and atomic energy• mining copper and iron ore…
Water consumption per head
25
118 125145 155 162 170 172 182
235250 260
382
500
0
50
100
150
200
250
300
350
400
450
500
Indien
Belgien
Deutschland
Dänem
ark
FrankreichÖsterreich
Luxemburg
Niederlande
Schweden
Schweiz
Italien
Norw
egen
USA
Dubai
water footprint- a mass for the virtual water consumption from a human in a region
(virtual water is the water that we need to produce something)
virtual waterbeer 1 l 300 liter
tea 1cup 35 liter
coffee 1cup 140 liter
paper 1 kg 750 liter
wheat 1 kg 1.100 liter
cotton T-Shirt 1 2.000 liter
egg 1 kg 4.500 liter
rice 1 kg 5.000 liter
beef 1 kg 15.000 liter
standard car 1 300.000 liter
bread 1slice 90 liter
milk 1 glass 0,2 200 liter
shoes 1pair 8.000 liter
orange 100 g 50 liter
tomato 70g 13 liter
hamburger 1 (150g) 2.400 liter
orange juice 1 glass 0,2 170 liter
potatoes 100g 25 liter
energy distributionhydro power
Water the ‘blue goldblue gold‘• Water is, alongside oil, a hard-
fought resource• Countries with a lot of drinking
water are often industrialized and rich countries
developing countries normally have unclean
drinking water
• 80% of all infections
• 30% of all deaths
....are because of unclean water
• In Germany over 95% of the households are connected to a sewage plant
developed countries
The Human right: waterThe Human right: waterThe committee for economic, social and cultural rights of the United Nations established in 2002: ‘every human being has the right to have enough clean and affordable water’
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