Presentation on theme: "Eva Gasparini 3.B.. Whats virtual water? It is the volume of freshwater used to produce the product, measured at the place where the product was actually."— Presentation transcript:
Whats virtual water? It is the volume of freshwater used to produce the product, measured at the place where the product was actually produced. It refers to the sum of the water use in the various steps of the production chain.
Virtual water Do you know that to produce a kilo of wheat we need a 1000 liters of water? That to make your pair of jeans there were almost 11.000 liters of water needed?
FACTS The volume of the Earths fresh water is the same as it was 2,000 years ago 2,000 years ago, Earths population was 3% of the current population of 6 billion Earths population could approach 9 billion by the year 2050 We all need to reduce our water footprint