- Cup of coffee: 140 liters of water to grow, produce, package and ship the beans.
- One kg wheat: 1000 liters
- One kg beef: about 15,000 liters
26 March 2008
Professor John Anthony Allan of the University of London won the 2008 Stockholm Water Prize for introducing the concept of "virtual water," which captures the amount of water is takes to produce a (food product). Examples: