Before reading Make a list of all the ways that you use water.
Water, Water, Everywhere Of all the water on the Earth • 97 % is salt water in the world’s oceans and seas. • 3 % is fresh water in the rivers, lakes and clouds.
diseases sykdommer
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polluted forurenset
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developing countries utviklingsland
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Some more water facts: • 70 % of a person’s weight is water. • 70 % of water used in the world is for growing food. • 5 000 children in developing countries die every day of diseases that are caused by polluted water. • The United Nations says that each person needs 50–100 litres of water each day to keep clean and healthy.
Talk about it! a How many times do you use your clothes before you wash them? Is it always necessary? b What can you do to keep your clothes fresh apart from washing them?
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