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  Indirect caffeine modeling in an urban river

  Peixoto, Luis Otávio Miranda; Marques, Luana Mayumi Takahasi; Mizukawa, Alinne; Azevedo, Julio Cesar Rodrigues de (Instituto de Pesquisas Ambientais em Bacias Hidrográficas, 2022-04-15)

  Caffeine is used worldwide as a chemical tracer to identify anthropic pressures on urban water resources. Nevertheless, its quantification demands great financial investments. This research created a model that would ...
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  Evaluation of effluent post-treatment by slow filtration and adsorption with activated carbon produced from spent coffee grounds in surfactant removal in sewage treatment

  Ribeiro, Marcelo Pinheiro; Botari, Alexandre (Instituto de Pesquisas Ambientais em Bacias Hidrográficas, 2022-03-07)

  Environmental pollution is a worldwide concern, especially when caused by sewage dumping into water bodies. Many substances are present in industrial or domestic wastewater, causing contamination in superficial water ...
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  Kinetic parameters of biomass growth in a UASB reactor treating wastewater from coffee wet processing (WCWP)

  Campos, Claudio Milton Montenegro; Prado, Marco Antonio Calil; Pereira, Erlon Lopes (Instituto de Pesquisas Ambientais em Bacias Hidrográficas, 2014)

  This study evaluated the treatment of wastewater from coffee wet processing (WCWP) in an anaerobic treatment system at a laboratory scale. The system included an acidification/equalization tank (AET), a heat exchanger, an ...
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  Use of organic fertilization with irrigation in coffee production in brazilian cerrado

  Fernandes, André Luís Teixeira; Fraga Júnior, Eusímio Felisbino; Santana, Márcio José de; Silva, Reginaldo de Oliveira; Dias, Marcelo Moreira (Instituto de Pesquisas Ambientais em Bacias Hidrográficas, 2020)

  Coffee irrigation has increased in the main Brazilian coffee regions. However, in recent years, with climate change, years with water deficits greater than 150 mm have been observed, affecting the vegetative and productive ...
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  Distribuição espacial do efluxo de CO2 em área de terra preta arqueológica sob cultivo de cacau e café no município de Apuí, AM, Brasil

  Campos, Milton Cesar Costa; Alho, Leandro Coutinho; Silva, Diogo André Pinheiro da; Soares, Marcelo Dayron Rodrigues; Cunha, José Mauricio da; Silva, Douglas Marcelo Pinheiro da (Instituto de Pesquisas Ambientais em Bacias Hidrográficas, 2016)

  As Terras Pretas Arqueológicas (TPA) são solos que podem concentrar até seis vezes mais carbono orgânico que solos adjacentes sem horizonte A antrópico, presumindo-se, dessa forma, maior efluxo de CO2 nesses solos. O ...
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  Occurrence of pesticides from coffee crops in surface water

  Soares, Alexandra Fátima Saraiva; Leão, Mônica Maria Diniz; Faria, Vanessa Heloisa Ferreira de; Costa, Márcia Cassimira Marcos da; Moura, Ana Clara Mourão; Ramos, Vladimir Diniz Vieira; Vianna Neto, Márcio Ribeiro; Costa, Elizângela Pinheiro da (Instituto de Pesquisas Ambientais em Bacias Hidrográficas, 2013)

  The excessive amount of pesticides applied in agricultural areas may reach surface water, thereby contaminating it. Thus, the main purpose of this study was to investigate the presence of pesticides used in a sub-basin ...

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