Year |
Heavy metals |
POPs |
||||
Cd |
Hg |
Pb |
PAH |
PCB |
PCDD/F |
|
t.year-1 |
t.year-1 |
t.year-1 |
t.year-1 |
kg.year-1 |
g.year-1 |
|
1990 |
4.3 |
7.5 |
241.4 |
752 |
773 |
1252 |
1991 |
3.9 |
7.4 |
215.0 |
747 |
772 |
1220 |
1992 |
3.6 |
7.3 |
249.0 |
1131 |
741 |
1220 |
1993 |
3.5 |
7.5 |
228.0 |
1115 |
644 |
1140 |
1994 |
3.5 |
7.2 |
222.5 |
951 |
630 |
1135 |
1995 |
3.6 |
7.4 |
203.7 |
1357 |
623 |
1135 |
1996 |
2.9 |
5.9 |
181.4 |
971 |
555 |
922 |
1997 |
3.0 |
5.5 |
170.7 |
657 |
448 |
830 |
1998 |
2.7 |
5.2 |
151.2 |
657 |
458 |
767 |
1999 |
2.7 |
3.7 |
146.0 |
557 |
485 |
643 |
2000 |
2.9 |
3.8 |
105.7 |
488 |
474 |
744 |
2001* |
2.8 |
3.6 |
49.0 |
470 |
450 |
730 |
* preliminary data