PATRICIE_: vodni stopa potravin:
Table 1. The water footprint of different food items.
Food item Unit Global average water footprint (litres)
Apple or pear 1 kg 700
Banana 1 kg 860
Beef 1 kg 15,500
Beer (from barley) 1 glass of 250 ml 75
Bread (from wheat) 1 kg 1,300
Cabbage 1 kg 200
Cheese 1 kg 5,000
Chicken 1 kg 3,900
Chocolate 1 kg 24,000
Coffee 1 cup of 125 ml 140
Cucumber or pumpkin 1 kg 240
Dates 1 kg 3,000
Groundnuts (in shell) 1 kg 3,100
Lettuce 1 kg 130
Maize 1 kg 900
Mango 1 kg 1,600
Milk 1 glass of 250 ml 250
Olives 1 kg 4,400
Orange 1 kg 460
Peach or nectarine 1 kg 1,200
Pork 1 kg 4,800
Potato 1 kg 250
Rice 1 kg 3,400
Sugar (from sugar cane) 1 kg 1,500
Tea 1 cup of 250 ml 30
Tomato 1 kg 180
Wine 1 glass of 125 ml 120
zdroj:
http://www.waterfootprint.org/Reports/Hoekstra-2008-WaterfootprintFood.pdf