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GEO Brasil - UNEP

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the state of urban and industrial areas<br />

the state of the environment in Brazil<br />

affect the surface ozone and are mainly originated from<br />

vehicles – figures registered between 49 percent in Belo<br />

Horizonte (State of Minas Gerais) and 62 percent in Curitiba<br />

(State of Paraná) (World Bank 1998)<br />

With regard to the cities with less than 250,000 inhabitants,<br />

in none of them the emissions from vehicles represent over<br />

eight percent of particulate materials It means the<br />

participation of industry and transportation in the emission<br />

of particulate materials is different between large and small<br />

urban centres<br />

As it is the case of particulate materials, the emissions of<br />

industrial effluents containing heavy metals are highly<br />

concentrated in a few municipalities Also in this case, the<br />

25 selected cities are located mainly in the South and<br />

Southeast regions<br />

The industries in the mechanical sector are the main source<br />

of emissions of effluents containing heavy metals, and the<br />

regional agglomeration of the 25 most polluting cities<br />

mirrors the industrial concentration in this case, specially<br />

in the States of São Paulo and Minas Gerais<br />

In addition to the fact that industries and transportation are<br />

the activities that mostly emit pollutants into the<br />

atmosphere, some non-fossil fuels also contribute towards<br />

the pressure on air quality In spite of the fact that alternativetype<br />

fuel burning produces a lower level of atmosphere<br />

pollution, it also indirectly promotes emissions of particulate<br />

material That happens due to sugar cane burning, which is<br />

a practice that was not totally eradicated, and the accidental<br />

pollution of water courses with ‘vinhoto’ (a highly-polluting<br />

waste liquid originated from sugar cane processing) On<br />

the other hand, one of the positive aspects of this indirect<br />

influence of alternative fuel, in this case the alcohol, is the<br />

important contribution towards the reduction of CO2<br />

emissions into the atmosphere through carbon absorption<br />

during sugar cane growth stages<br />

Table 12 - Municipalities with the highest discharges of heavy metals in water<br />

Percentage Percentage Percentage Total<br />

Metal Pop.<br />

Municipality<br />

Area Small Medium Large Ranking of<br />

(Tonnes) (x 1000)<br />

Industries Industries Industries Metals<br />

São Paulo (SP) 61.1 9,646 1,514 7 37 57 1st<br />

Volta Redonda (RJ) 29.6 220 168 0 2 98 2nd<br />

Rio de Janeiro (RJ) 26.2 5,480 318 5 26 69 3rd<br />

Cubatão (SP) 24.1 91 140 0 2 98 4th<br />

Ipatinga (MG) 20.2 180 163 0 2 98 5th<br />

Camaçari (BA) 19.7 113 742 1 11 88 6th<br />

Belo Horizonte (MG) 17.1 2,020 331 3 20 77 7th<br />

GuaRulhos (SP) 15.7 787 313 2 31 67 8th<br />

Joinville (SC) 15.7 347 1,056 1 8 91 9th<br />

Timóteo (MG) 11.3 58 154 0 3 97 10th<br />

Santo André (SP) 9.3 616 167 2 11 87 11th<br />

Contagem (MG) 8.5 449 191 3 22 75 12th<br />

Serra (ES) 8.5 222 270 1 2 97 13th<br />

Diadema (SP) 8.4 305 29 4 38 58 14th<br />

Ouro Branco (MG) 8.0 4 275 0 2 98 15th<br />

São Bernardo do Campo (SP) 7.9 566 428 3 17 80 16th<br />

Porto Alegre (RS) 7.6 1,263 520 6 28 66 17th<br />

Divinópolis (MG) 7.6 151 726 2 20 78 18th<br />

São Caetano do Sul (SP) 7.6 149 13 2 16 82 19th<br />

Barra Mansa (RJ) 7.2 172 860 2 1 97 20th<br />

Sete Lagoas (MG) 7.1 144 534 0 7 93 21st<br />

Mauá (SP) 6.2 294 77 1 13 86 22nd<br />

Piracicaba (SP) 6.1 283 1,497 3 23 74 23rd<br />

Triunfo (RS) 5.8 17 825 0 5 95 24th<br />

Candido Mota (SP) 5.7 102 746 0 5 95 25th<br />

Source: World Bank - 1998<br />

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