Crystal-clear wonder Tanya Akulich Vadim Kozlov Nastya Kraskova School 21 8 «A» Yaroslavl 2013. - презентация

1 Crystal-clear wonder Tanya Akulich Vadim Kozlov Nastya Kraskova School 21 8 «A» Yaroslavl 2013

2 Aims of the project to learn more about world water resources to learn more about world water resources to find out how much water people use a day to find out how much water people use a day

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4 70 % of the Earth - sea water Less than 1% of the water total resources – water for drinking, farming and industry the amount of total global fresh water: km3 in the world km3 in Russia

5 Volga

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7 Baikal

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9 Your weight Everyday norm of drinking water litre

10 1.How much water is required for washing? 2.How much water is required for cooking? 3. How much water is required for household needs? 4. How much water is required for washing dishes? 5. How much water is required for drinking?

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18 Our families-83 litres a day Everyday norm-80 litres a day

19 Conclusion we studied world water resouses we studied world water resouses we found out every day needs in drinking water for one person we found out every day needs in drinking water for one person we found out how much water people use in a day we found out how much water people use in a day

20 sources