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<resTitle>Risco de Contaminação do Aquífero</resTitle>
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<pubDate>2020-05-11T00:00:00</pubDate>
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<idPurp>Esta camada, pertencente ao Zoneamento Ecológico-Econômico do Distrito Federal, apresenta os Riscos Ecológicos de Contaminação do Subsolo no DF, expressos em cinco classes de níveis de risco entre “muito baixo” e “muito alto”. Teve origem a partir da classificação dos tipos de aquíferos porosos existentes no DF, considerando as diferenças entre os riscos, como os do tipo fraturados que apresentam maior intensidade de riscos por não apresentarem resistência ou atenuantes quanto à contaminação.</idPurp>
<idAbs>&lt;DIV STYLE="text-align:Left;"&gt;&lt;DIV&gt;&lt;DIV&gt;&lt;P&gt;&lt;SPAN&gt;Risco de Contaminação do Aquífero&lt;/SPAN&gt;&lt;/P&gt;&lt;P&gt;&lt;SPAN&gt;O conteúdo dessa camada possibilita a reprodução do mapa "Risco Ecológico de Contaminação do Subsolo no Distrito Federal" (mapa 7) apresentado no ZEE-DF.&lt;/SPAN&gt;&lt;/P&gt;&lt;/DIV&gt;&lt;/DIV&gt;&lt;/DIV&gt;</idAbs>
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<statement>O risco de contaminação de aquíferos foi produzido a partir da classificação dos tipos de aquíferos porosos que existem no DF, observando-se atentamente diferenças entre os riscos dado que os do tipo fraturados apresentam maior intensidade de riscos pois não apresentam resistência ou atenuantes quanto à contaminação. O sistema de classificação se baseou na correlação do tipo de aquífero e as classes de solos correlatas.
P1 (Aquíferos Porosos) - Latossolo – 4 (Classe de risco natural) = Alto (Escala de Risco Ecológico)
P1 (Aquíferos Porosos) - Neossolos Quartzarênico - 5 (Classe de risco natural) = Muito alto (Escala de Risco Ecológico)
P2 (Aquíferos Porosos) - Nitossolos/ Chenossolos e Argissolos – 3 (Classe de risco natural) = Médio (Escala de Risco Ecológico)
P3 (Aquíferos Porosos) - Plintossolos/Gleissolos – 2 (Classe de risco natural) = Baixo (Escala de Risco Ecológico)
P4 (Aquíferos Porosos) – Cambissolos, Neossolos Litólicos e Flúvicos - 1 (Classe de risco natural) = Muito baixo (Escala de Risco Ecológico).
</statement>
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