Search Results - "Medeiros, Paulo Ricardo Petter"

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  1. 1

    Assessment of the trophic status of four coastal lagoons and one estuarine delta, eastern Brazil by Cotovicz Junior, Luiz Carlos, Brandini, Nilva, Knoppers, Bastiaan Adriaan, Mizerkowski, Byanka Damian, Sterza, José Mauro, Ovalle, Alvaro Ramon Coelho, Medeiros, Paulo Ricardo Petter

    Published in Environmental monitoring and assessment (01-04-2013)
    “…Anthropogenic eutrophication of aquatic ecosystems continues to be one of the major environmental issues worldwide and also of Brazil. Over the last five…”
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  2. 2

    A Multivariate Analysis Framework to Detect Key Environmental Factors Affecting Spatiotemporal Variability of Chlorophyll-a in a Tropical Productive Estuarine-Lagoon System by Lins, Regina, Martinez, Jean-Michel, Motta Marques, David, Cirilo, José, Medeiros, Paulo, Fragoso Júnior, Carlos

    Published in Remote sensing (Basel, Switzerland) (01-06-2018)
    “…Here, we demonstrate how a combination of three multivariate statistic techniques can identify key environmental factors affecting the seasonal and spatial…”
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  3. 3

    Circulation and salt balance in the São Francisco river Estuary (NE/Brazil) by Cavalcante, Geórgenes, Miranda, Luiz Bruner de, Medeiros, Paulo Ricardo Petter

    “…ABSTRACT In order to evaluate how river discharge and tidal currents forcing influence the circulation and salt transport within the São Francisco…”
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  4. 4

    Changes in nutrient loads (N, P and Si) in the São Francisco estuary after the construction of dams by Medeiros, Paulo Ricardo Petter, Knoppers, Bastiaan Adriaan, Cavalcante, Geórgenes Hilário, Souza, Weber Friederichs Landim de

    “…The aim of this study was to investigate the post-dam conditions of the loads and yields of dissolved inorganic nitrogen (DIN), orthophosphate (DIP, silicate…”
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  5. 5

    A satellite view of riverine turbidity plumes on the NE-E Brazilian coastal zone by Oliveira, Eduardo Negri de, Knoppers, Bastiaan Adriaan, Lorenzzetti, João Antônio, Medeiros, Paulo Ricardo Petter, Carneiro, Maria Eulália, Souza, Weber Friederichs Landim de

    Published in Brazilian journal of oceanography (01-09-2012)
    “…Turbidity plumes of São Francisco, Caravelas, Doce, and Paraiba do Sul river systems, located along the NE/E Brazilian coast, are analyzed for their dispersal…”
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  6. 6

    Nutrients Load Estimation in a Regulated Streamflow Estuary: The São Francisco Estuary (NE/Brazil) by Melo, Edmara Ramos, Brandini, Nilva, Medeiros, Paulo Ricardo Petter, Silva, Rosiberto, Cavalcante, Geórgenes

    Published in Revista Brasileira de Meteorologia (01-12-2020)
    “…Abstract This study aimed to estimate the nutrients concentration variability in the São Francisco estuary from observed data during the summer and winter…”
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  7. 7

    Inter-annual variability on the water quality in the Lower São Francisco River (NE-Brazil) by Medeiros, Paulo Ricardo Petter, Cavalcante, Geórgenes Hilário, Brandini, Nilva, Knoppers, Bastiaan Adriaan

    Published in Acta limnológica brasiliensia (2016)
    “…Aim This study characterized the water quality in the lower São Francisco River (NE-Brazil).This research represents the first work to be carried out in the…”
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  8. 8

    Distribution of prokaryotic organisms in a tropical estuary influenced by sugar cane agriculture in northeast Brazil by Wolf, Lars, Schwalger, Berit, Knoppers, Bastiaan A, da Silva, Luiz Antonio Ferreira, Medeiros, Paulo Ricardo Petter, Pollehne, Falk

    Published in Brazilian journal of microbiology (01-10-2010)
    “…In a joint Brazilian-German case study, distribution patterns of microorganisms were compared with environmental variables in the tropical coastal Manguaba…”
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  9. 9

    Anthropic Action and the Eutrophication Process in the Paraíba do Meio River by Santos, Everson Oliveira, Medeiros, Paulo Ricardo Petter

    “…The appropriation and use of a hydrographic basin by society is a historical process, necessary and, above all, a generator of environmental problems that…”
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  10. 10

    Variabilidade da precipitação no rio Paraíba do Meio (AL): influência na vazão e nas cargas de fósforo dissolvido by Costa, Nayara Barreto da, Medeiros, Paulo Ricardo Petter

    Published in Boletim de geografia (24-09-2021)
    “…Estudos voltados às bacias hidrográficas são indispensáveis. Assim, este estudo objetiva analisar a variabilidade da precipitação e sua influência na vazão e…”
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  11. 11

    A Ação Antrópica e o Processo de Eutrofização no Rio Paraíba do Meio by Santos, Everson Oliveira, Medeiros, Paulo Ricardo Petter

    “…A apropriação e uso de uma bacia hidrográfica, pela sociedade, é um processo histórico, necessário e, sobretudo, gerador de problemas ambientais que alteram,…”
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  12. 12
  13. 13

    Inter-annual variability on the water quality in the Lower São Francisco River (NE-Brazil)/Variabilidade inter-anual na qualidade da água no Baixo Rio São Francisco (NE-Brasil) by Medeiros, Paulo Ricardo Petter, Cavalcante, Geórgenes Hilário, Brandini, Nilva, Knoppers, Bastiaan Adriaan

    Published in Acta limnológica brasiliensia (01-01-2016)
    “…Aim: This study characterized the water quality in the lower São Francisco River (NE-Brazil).This research represents the first work to be carried out in the…”
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    Estimativa do fluxo de material em suspensão do Rio Paraíba do Meio (AL) by Gomes, Adsson André da Silva

    Published in Revista de Geociências do Nordeste (27-10-2016)
    “…O Rio Paraíba do Meio é considerado um rio de pequeno porte e não possui estudos referentes ao transporte de material em suspensão cujo ele é capaz de…”
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  17. 17

    Origem da matéria orgânica sedimentar no delta-estuarino do Rio São Francisco, AL/SE – Brasil by Elisamara Sabadini Santos, Tim Jennerjahn, Thomas Leipe, Paulo Ricardo Petter Medeiros, Weber Friederichs Landim de Souza, Bastiaan Adriaan Knoppers

    Published in Geochimica Brasiliensis (01-09-2013)
    “…O Rio São Francisco (RSF) possui uma cascata de barragens, construídas entre 1975 e 1994, que reduziu drasticamente a vazão e o aporte de matéria para a zona…”
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  18. 18

    Comparação de Modelos e Índices para Avaliação do Estado Trófico do Complexo Estuarino-Lagunar Mundaú-Manguaba, (AL) by Luiz Carlos Cotovicz Junior, Nilva Brandini, Bastiaan Adriaan Knoppers, Weber Friederichs Landim de Souza, Paulo Ricardo Petter Medeiros

    Published in Geochimica Brasiliensis (01-02-2013)
    “…A eutrofização tem se tornado uma das maiores ameaças aos ecossistemas aquáticos. No presente estudo, o estado trófico e a eutrofização do Complexo…”
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