18
Water In Ecosystems: A Non Renewable Resource
Table II. Dynamics of water consumption in the world according to various kinds of human
activity (Km 3 IYears) (from Shiklomanov ([23])).
Water Uses 1900 1940 1950
1960 1970
1975
Irrigated
47.3
75.8
101
142
173
192
lands
Agriculture
A
525
893
1 130 1550 1 850 2050
B
409
679
859
1 180 1400 1570
Industry
A
37.2
124
178
330
540
612
B
3.5
9.7
14.5
24.9
38.0
47.2
Municipal
sUJ2PI~
A
16.1
36.3
52.0
82.0
130
161
B
4.0
9.0
14
20.3
29.2
4.2
Reservoirs
A
0.3
3.7
6.5
23.0
66.0
103
B
0.3
3.7
6.5
23.0
66.0
103
TOTALS
(rounded)
A
579
1060 1360 1990 2590 2930
B
417
701
894
1250 1540 1 760
Note A: Total water consumption B: Irretrievable water losses.
Percentage figures in parentheses.
1980
1990
2000
217
272
347
2290 2680 3250
(68.9)
(62.6)
1 730 2050 2500
(88.7)
(86.2)
710
973
1280
121.4)
(4.7)
6l.9
88.5
117
(3.l)
(4.0)
200
300
441
(6.1)
(8.5)
41.1
52.4
64.5
(2.l)
(2.2)
120
170
220
(3.6)
(4.2)
120
170
220
(6.l)
(7.6)
3320 4130 5190
(100)
(100)
1950 2360 2900
(100)
(100)