Results 31 to 40 of about 345,760 (203)

Fragmentation by Dams and Habitat Quality Affect Body Condition of a Small Characid in a Neotropical System

open access: yesEcology of Freshwater Fish, Volume 35, Issue 4, October 2026.
ABSTRACT The structure of stream networks naturally fragments freshwater habitats, but this complexity is increasingly intensified by dams and reservoirs. How anthropogenic fragmentation interacts with natural isolation gradients to affect fish populations remains poorly understood.
Ana Carolina Daldegan   +12 more
wiley   +1 more source

Contrasting Temporal Dynamics of Ostracod (Crustacea) Communities in Protected and Impacted Areas in a Brazilian Floodplain

open access: yesAquatic Conservation: Marine and Freshwater Ecosystems, Volume 36, Issue 9, September 2026.
ABSTRACT Environmental integrity is vital for the long‐term preservation of freshwater biodiversity, which is currently among the most threatened on Earth due to anthropogenic pressures such as dam construction. The present study investigated the temporal responses of ostracod communities over 8 years (2017–2024) in the Upper Paraná River floodplain ...
Jhony Kenji Nakata   +3 more
wiley   +1 more source

Da Modelagem Demiúrgica à Criação Divina: Semelhanças e distinções da influência platônica na obra Santo Agostinho

open access: yesRevista Opinião Filosófica, 2018
Este trabalho trata das semelhanças e distinções entre a teoria platônica da fabricação do Universo e a teoria agostiniana da criação divina. Nossa finalidade é demonstrar que, apesar da forte influência do pensamento platônico para o fazer filosófico de
Daiane Rodrigues Costa   +1 more
doaj   +2 more sources

ESTADO E RELIGIÃO EM SANTO AGOSTINHO

open access: yesBasilíade, 2023
Situado no norte da África durante a antiguidade tardia, o pensamento político de Santo Agostinho não está sistematizado em um conjunto teórico de obras. É fruto de sua reflexão sobre problemas concretos como a legitimidade de intervenção estatal em querelas religiosas como o conflito entre católicos e donatistas. A visão agostiniana de Estado prevê um
openaire   +3 more sources

Santo Agostinho

open access: yes, 2012
Educação Superior::Ciências Humanas::FilosofiaO filósofo Paulo Ghiraldelli Jr. apresenta reflexões relacionadas com o pensador Santo Agostinho.
Ghiraldelli Jr., Paulo
core   +3 more sources

Clionaidae From Northeastern Brazil: A New Species of Clionaopsis (Rützler 2002), Redescription of Spheciospongia symbiotica (Hechtel 1983), and New Records of Cervicornia cuspidifera (Lamarck 1815)

open access: yesNew Zealand Journal of Zoology, Volume 53, Issue 3, September 2026.
The family Clionaidae d’Orbigny, 1851, includes excavating sponges characterized by tylostyles and a diverse range of microscleres, including spirasters, amphiasters, microxeas, spiral microstrongyles, and derivatives lacking altogether. Despite recent taxonomic advances, generic boundaries within the family remain problematic due to overlapping ...
Elielton F. Nascimento   +2 more
wiley   +1 more source

Long‐Term Changes in Planktonic Ciliate Beta Diversity Under Contrasting Hydrological Regulation in A River–Floodplain System

open access: yesEnvironmental Microbiology, Volume 28, Issue 9, September 2026.
Hydrological regulation by dams reshaped ciliate biodiversity over 14 years, increasing temporal compositional change and ecological uniqueness while accelerating declines in richness and density. These results highlight flood‐pulse dynamics as a fundamental mechanism sustaining biodiversity and ecological integrity in river‐floodplain ecosystems ...
Yasmin Rodrigues de Souza   +7 more
wiley   +1 more source

A Estética em Santo Agostinho

open access: yes, 2013
Humanística e Teologia, v. 34 n.
openaire   +3 more sources

Interplay Between Species Traits, Community and Environmental Context Governs Temporal Stability in Riverine Fish Populations

open access: yesEcology Letters, Volume 29, Issue 8, August 2026.
Analysing abundance time‐series for 7912 fish populations across multiple biogeographic realms, this study demonstrates that temporal stability is influenced by interactions among species traits, environmental marginality and community richness. Specifically, stability is maximized in equilibrium strategists, populations situated near their thermal and
Guido A. Herrera‐R   +4 more
wiley   +1 more source

Fundamentação ontológica da cosmogonia agostiniana

open access: yesPerspectiva Filosófica, 2014
A cosmogonia de Santo Agostinho surgiu a partir da exposição dos seus argumentos contra a crítica maniqueia ao  relato  genesíaco  da  criação.  Ao  elaborar  sua  defesa,  Agostinho  perpassa  por  dois  grandes  problemas  que intrigavam o mundo antigo:
Antonio Pereira Júnior   +1 more
doaj  

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