Crystal-clear wonderCrystal-clear wonder

Tanya AkulichTanya AkulichVadim KozlovVadim KozlovNastya KraskovaNastya Kraskova School School №21 8 «№21 8 «AA»»Yaroslavl 2013

Aims of the projectAims of the project

to learn more about world water resourcesto learn more about world water resources

to find out how much water people use a dayto find out how much water people use a day

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:

-37562 km3 in the world

-4250 km3 in Russia

VolgaVolga

BaikalBaikal

Your weight

Everyday norm of drinking waterlitre

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?

0

1

2

3

4

5

6

7

1 family 2 family 3 family 4 family

washing

0

0,5

1

1,5

2

2,5

1 family 2 family 3 family 4 family

cooking

0

5

10

15

20

25

1family

3family

economic needs

0

2

4

6

8

10

12

14

16

18

1family

3family

washing dishes

0

0,5

1

1,5

2

2,5

3

1family

2family

3family

4family

drinking

0

10

20

30

40

50

60

70

1 family 2 family 3 family 4 family

personal needs

0

10

20

30

40

50

60

70

80

90

100

1 family 2 family 3 family 4 family

one person

Our families-83 litres a Our families-83 litres a dayday

Everyday norm-80 Everyday norm-80 litres a daylitres a day

ConclusionConclusion

we studied world water resouseswe studied world water resouses

we found out every day needs in drinking we found out every day needs in drinking water for one personwater for one person

we found out how much water people use we found out how much water people use in a dayin a day

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