Chapagain, A.K. and Hoekstra, A.Y. The Water Needed to Have the Dutch Drink Coffee. UNESCO-IHE / Water Footprint Network, 2003. (Roughly 140 litres per 125 ml cup.)
Chapagain, A.K. and Hoekstra, A.Y. The Water Needed to Have the Dutch Drink Coffee. UNESCO-IHE / Water Footprint Network, 2003. (Roughly 140 litres per 125 ml cup.)