How Much Water Virtual Water

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description

A power point to introduce virtual water consumption

Transcript of How Much Water Virtual Water

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HOW DO YOU USE WATER?

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This is not how much water you use to make the pot of tea but how much is used to water the tea plant and process the plant into a tea bag

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And what if you drink milk with your tea?

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This water usage is called

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1 (300g) T-Shirt

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That works out at 72 showers! for one T-Shirt

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10,850 litres of water to produce one pair of jeans

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This map shows the proportion of all worldwide freshwater resources found there.

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This map shows the proportion of worldwide water use occurring

there.

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Four thousand cubic kilometres of water are used by people each year around the world, for domestic,

agricultural and other industrial purposes. This does not include non-consumptive uses such as energy

generation, mining, and recreation.China, India and the United States use the most

water. These are also the territories where the most people live. But water use per person is about three

times higher in the United States than it is in India and China.

Whilst everybody needs water, people use hugely varying quantities. On average, people living in

Central Africa each use only 2% of the water used by each person living in North America.

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