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GEO Brasil - UNEP

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i P<br />

Figura2 - P rincipais províncias minerais susceptíveis à degradação<br />

state of the subsoil<br />

80 o 70 o 60 o 50 o 40 o<br />

30 o<br />

the state of the environment in Brazil<br />

0 o<br />

10 o<br />

20 o<br />

1- Bacia Carbonífera RS<br />

2- Lavras do Sul<br />

3- Minas de Camaquã/Santa Maria<br />

4- Bacia Carbonífera RS<br />

5- Bacia Carbonífera SC<br />

6- Vila Nova<br />

7- Pitinga<br />

8- Seis Lagos<br />

9- Rondônia<br />

10- Alto Guaporé<br />

11- Alto Jauru<br />

12- Alta Floresta<br />

13- Tapajós<br />

14- Carajás<br />

15- Itataia<br />

16- José de Alencar<br />

17- Seridó (Borborema)<br />

18- Serrote da Laje (Arapiraca)<br />

19- Rio Itapicuru<br />

20- Rio Curaçá<br />

21- Rio Jacurici/Campo Formoso<br />

22- Jacobina/Itapura (Miguel Calmon)<br />

23- Irecê<br />

24- Chapada Diamantina<br />

25- Boquira<br />

8<br />

Nb ETR Th<br />

Rio Negro<br />

Rio So<br />

Rio<br />

lim õ e s<br />

Sn<br />

9<br />

7<br />

Sn<br />

Manaus Rio<br />

Madeira<br />

Amazonas<br />

6<br />

Au Mn<br />

Cu<br />

Belém<br />

São Luís U P 2 O 5 15<br />

Oil<br />

45<br />

13 Fe Mn Au<br />

Au<br />

16<br />

Cu (Ni)<br />

mag NB Ta<br />

17 Au<br />

14<br />

Be Sn W<br />

12<br />

Recife<br />

Cu Ni Co<br />

Au Zn Pb Cu<br />

18<br />

PO 2 5 21 20Cu<br />

23<br />

Au<br />

19<br />

Au diam Au<br />

31 25 22<br />

24<br />

Ba<br />

Cr<br />

Au<br />

34 32<br />

Pb Zn<br />

10<br />

Salvador<br />

11 Au CU<br />

33<br />

28<br />

27 26<br />

Fe Ti V(Pt)<br />

Cuiabá<br />

Au U mag<br />

BRASÍLIA<br />

44 Au<br />

30<br />

gra 29<br />

35<br />

diam<br />

Au Zn Pb<br />

36<br />

Campo<br />

PO 38<br />

2 5 39Li Be<br />

37<br />

Grande<br />

gems<br />

43<br />

Belo Horizonte 40<br />

Fe Mn<br />

41 Fe<br />

Ni Co Au Mn Au<br />

Rio<br />

26- Jacaré/Fazenda Gulçari<br />

27- Serra das Águas (Brumado)<br />

28- Riacho de Santana<br />

29- Pedra Azul<br />

30- Lagoa Real<br />

31- Almas-Dianópolis<br />

32- Canabrava (Minaçu)<br />

33- Niquelândia/Barro Alto<br />

34- Crixás<br />

35- Morro do Ouro (Paracatu)<br />

36- Morro Agudo/Vazante<br />

37- Rocinha-Lagamar<br />

38- Diamantina<br />

39- <strong>Brasil</strong> Oriental<br />

40- Quadrilátero Ferrífero<br />

41- O’Toole/Morro do Ferro<br />

42- Vale do Ribeira<br />

43- Urucum-Mutum (Corumbá)<br />

44- Cuiabá-Poconé<br />

45- Icapuí<br />

o raguai<br />

R a<br />

Tapajós<br />

Xingu<br />

Rio<br />

Rio Paraná<br />

Pb Zn<br />

Au Ag<br />

Curitiba<br />

Coal<br />

5<br />

Au<br />

3 4 Coal<br />

1 Cu Pb Zn<br />

2<br />

Coal<br />

Rio<br />

Araguaia<br />

42<br />

OCEANO<br />

Rio<br />

Rio<br />

Parnaíba<br />

São<br />

Francisco<br />

Rio de Janeiro<br />

SUBTITLES<br />

asb - asbestos<br />

diam - diamond<br />

gem - gems<br />

gra - graphite<br />

mag - magnesite<br />

ETR - rare lands<br />

Mineral deposit<br />

Mineral county/district<br />

ATLÂNTICO<br />

OCEANO<br />

ATLÂNTICO<br />

CARTOGRAPHIC CONVENTIONS<br />

Capital of state<br />

River<br />

30 o 30 o<br />

80 o 70 o 60 o 50 o 40 o<br />

30 o<br />

0 o<br />

10 o<br />

20 o<br />

Source: partially based on Dardenne & Schobbenhaus - 2001<br />

operational for several decades, using the ore by-product<br />

Ore waste, rich in arsenium, was stored at the river side or<br />

disposed directly into the drainage system, causing severe<br />

environmental damage to soil and water<br />

Lead, Zinc and Silver Mines – Lead, zinc and silver mines<br />

of the Vale da Ribeira region (Figure 2 - area 42) were<br />

operational over a long period of time during the 20 th century,<br />

especially in the 1970s and 1980s The material resulting<br />

from lead metallurgy and refining processes was stored at<br />

the Ribeira riverside The last operational mines and refinery<br />

ceased their activities in November 1995 Cunha et al (2000)<br />

carried out research on the level of lead present in blood<br />

samples and arsenium in urine samples taken among<br />

children from Adrianópolis and Cerro Azul, in the state of<br />

Paraná, and in Ribeira and Iporanga, in the state of São<br />

Paulo Lead concentration in the blood samples was higher<br />

than the maximum accepted by the Disease Control Centre<br />

- DCC (1991) A lead metallurgy plant operating from 1960<br />

to 1993, at the Sub riverside in Santo Amoral and Purificação<br />

in Bahia, has contaminated and is still contaminating<br />

everything – mangroves, fishermen, animals, vegetables,<br />

ground and children – with heavy metals, especially lead<br />

and cadmium in a 900 metre radius from the company’s<br />

chimney This occurs as a result of the random disposal of<br />

490 thousand tons of waste Part of the Santo Amaro<br />

population is also being contaminated by the use of waste<br />

matter in street paving, embankments, gardens, patios,<br />

squares and school areas (Anjo 1998)<br />

72

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