Encontrados 3 documentos, a visualizar página 1 de 1
Distribuição de mercúrio total como indicador de poluição urbana e industrial n...
Marins, Rozane Valente; Paula Filho, Francisco José de; Maia, Saulo Robério Rodrigues; Lacerda, Luiz Drude de; Marques, Wanessa Sousahe monitoring of the pollution status of the Brazilian coast is hampered by the lack of a consistent environmental indicator. We propose Hg as an environmental proxy to anthropogenic pollution of coastal regions due to its absence in the Brazilian geology, its ubiquity in anthropogenic effluents, and its toxicity. Available data suggest Hg "backgrounds" in coastal sediments of 1-10 ng g-1, in the East and 15-30...
Estudo hidroquímico-ambiental do aquífero costeiro do Município de Icapuí-CE
Maia, Saulo Robério RodriguesGroundwaters are known to have good quality when compared to water of surface and, too have a lower cost. Nowadays, the policy of explotation of the water has been an increasing global, including in South America, with the justification of meet the social and economic needs. However, in case of excessive extraction of the water resource it can generate problems such as: saline intrusion, soil subsidence and gro...
Distribuição e partição geoquímica de metais traço na Costa Norte de Fortaleza, Ce
Maia, Saulo Robério RodriguesMAIA, Saulo Robério Rodrigues. Distribuição e partição geoquímica de metais traço na Costa Norte de Fortaleza, Ce. Fortaleza, 2004. 105 f. Dissertação (Mestrado em Ciências Marinhas Tropicais) - Instituto de Ciências do Mar, Universidade Federal do Ceará, Fortaleza, 2004.; The coastal zone of Ceará State corresponds to only 14.38% of the State’s territory but harbors about 48.9% of its total population. The Met...