1

2012. 10. 10 ()

( ) 1. 2. 3. 4. 5. 1. (useable water)

( ) (hydrological cycle) 1. : : ( ) () , (, , ) : , 1.

: (?): km, m( 7m) (?)

1.

= 20% 2.

= 10% 2. ( , 2010 ) (, 2011 ) (/)

(/)

10,166(0.7%)

23,852,963(0.6%)

6,50819,749,832

1,380,7153,806,987,014

779,796

1,752,619,817

(%)(/)(%)10,16610023,852,9631006,5086419,749,8328331731,332,63853,270322,357,89110711412,6022 2.

2.

2.

: 3. :

CSOs , : ,

1. 2. 3. 3.

1962 ( ) 20101. : : 62, 7.8% 10, 47.7% (18.4%p) (23%p) : : (41.4%p)

3.

1962 ( : )

2010 ( : )3. (: ) ( 1.1/) - () ( : 0.475/) 2.3 - 36 26

- 10 0.37m (01 : 7.41m '11 : 7.78m)

3.

: ( vs. )?

3. :

3. :

4. ( ) (12. 6 ) : 16, 97,314() : 460, 96,540 : 104, 6,009 253, 4,440m, 7,367m, 566,699

2. : 45 () : , , .

( ) : 1 9.82mm (559) -

4.

4. :

: , 4.

, 4.

4.

4. 4. , (294) (100) , (13 ~ 14) - - - * : 4. : : () ( : 50%) ( ) 5. : : , : and/or .