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Avaliação do efeito toxicológico de Atrazina na retina de alevinos de Collossoma macropomum (Cuvier,1818)
(Universidade Federal do Oeste do Pará, 2018-05)
Atrazine is a herbicide that has physical-chemical characteristics that increase the
chance of reaching groundwater. Among the most commercially available active ingredients in
Brazil, atrazine ranked 3rd in the ranking ...
Avaliação espacial dos níveis de mercúrio total em sedimentos do reservatório da UHE de Curuá-Una, Pará, Brasil
(Universidade Federal do Oeste do Pará, 2017-06-21)
Hydroelectric uses in the Amazon promote, in most cases, the inundation of extensive forested areas, which may stimulate the mobilization of the mercury naturally present in these soils. Reservoir sediments act as mercury ...
Avaliação dos níveis de mercúrio total em músculos de peixes associados à macrófitas aquáticas do Rio Amazonas e afluentes – Amazônia, Brasil.
(Universidade Federal do Oeste do Pará, 2014-08-28)
The presence of mercury in various compartments of aquatic ecosystems is a worrying
problem. The gold mining and mercury occurring naturally in the soil are known as sources
responsible for this contamination. The mercury ...
Dinâmica do mercúrio total na área de influência da Usina Hidrelétrica de Curuá-Uma, Santarém-PA
(Universidade Federal do Oeste do Pará, 2017-07-07)
Mercury is a chemical element that presents high toxicity to living organisms. It bioaccumulates according to the weight and age of the individual, if it biomagnifies along the different trophic levels of the food chain, ...