Chapter Three: The Resources of the Earth: Sources and Sinks 105
Estimaled Lifetimes ot Some Global Noniuel Mineral Reserves'
Current
Con5111J1f)ilC}{) Idle~
/{e50ur_c-'-('5 R_e-_sc_r~_'E_'S R_e_'_50'_u_r_n_'_'5_
-
Aluminuln
twper
(:qbdlt
Molybdenum
1lt00Ie
.Platinum ~roup
i_
Reserves
2 )(.
-11
10'1
67
66
225
B05
277
~l2q
256
163
-11 J
124 -to 7
4. 26
10 40
Cl 31
-, 16
,
21 :1'1