Results 51 to 60 of about 11,177 (206)

Mapping Rainfall Variability in the São Francisco River Basin: Insights for Water Resource Management

open access: yesRevista Brasileira de Meteorologia
The São Francisco River Basin (SFRB) is extremely important for both the local rural and urban population, running through several states and municipalities in Brazil.
E. Medeiros   +6 more
semanticscholar   +1 more source

Time‐calibrated relationships of a rare cave catfish (Trichomycterus rubbioli): Shedding light on troglobitic lifestyle origin in the Brazilian caatinga

open access: yesJournal of Fish Biology, EarlyView.
Abstract Catfishes of the subfamily Trichomycterinae comprise the most diverse fish group with species adapted to live in Neotropical caves, but past evolutionary scenarios that have driven the origin of these troglobitic species remain unknown. We herein investigate the phylogenetic position of the cave‐restricted Trichomycterus rubbioli, endemic to ...
Wilson J. E. M. Costa   +6 more
wiley   +1 more source

A new sexually dimorphic species of the armoured catfish genus Neoplecostomus (Siluriformes: Loricariidae) from Neotropical Atlantic coastal drainages

open access: yesJournal of Fish Biology, EarlyView.
Abstract A new species of the small‐sized armoured catfish genus Neoplecostomus is described from Neotropical Atlantic coastal drainages, in southeast Brazil. The new species can be readily diagnosed from all congeners by having the first plates of the ventral series reduced in size, rounded and ventrally displaced, resulting in a naked band between ...
Pedro L. C. Uzeda   +5 more
wiley   +1 more source

Groundwater in water scarcity context in the São Francisco River Basin (MG)

open access: yesAmbiente & Sociedade
In the last decade, water scarcity in Minas Gerais affected surface water availability, leading users to privilege the use of groundwater as an alternative source.
Jeane Dantas de Carvalho   +4 more
semanticscholar   +1 more source

DNA barcoding highlights taxonomic uncertainties and cryptic lineages of São Francisco River basin fishes

open access: yesNeotropical Ichthyology
The São Francisco River (SFR) is a watershed of extreme socioeconomic importance and rich biodiversity, notable for its unique ichthyofauna and high levels of endemism.
Denis Bruno Santos Marques Nunes   +7 more
semanticscholar   +1 more source

Governança hídrica na região semiárida do Estado de Pernambuco (Brasil): análise da gestão do Comitê da Bacia Hidrográfica do São Francisco

open access: yesCaravelle, 2023
The article aims to understand water governance in the semiarid region of the state of Pernambuco, Brazil, through the analysis of the actions of the representatives of the São Francisco River Basin Committee in the 2016-2020 period.
Sidclay Cordeiro Pereira   +1 more
doaj   +1 more source

Methodological approach to assess degrees of implementation of the National Water Resources Policy at different planning scales [PDF]

open access: yesRevista DAE, 2020
This article defines criteria to evaluate the degree of implementation of the National Water Resources Planning (PNRH) in two planning scales: a river basin under the Union domain (macro level) and a river sub-basin under state domain (micro level ...
Yáscara Maia Araújo de Brito
doaj   +1 more source

Araguainha Dome, Brazil: A polygonal impact structure due to a complex pre‐impact regional structural framework

open access: yesMeteoritics &Planetary Science, EarlyView.
Abstract We investigated the structural framework of the north–northwestern Paraná Basin in Brazil to test whether the pre‐impact structures in this region may have had any influence on the first‐order formation and morphostructure of the Araguainha impact structure (AIS).
Renato B. Bernardes   +5 more
wiley   +1 more source

More Science Than Art: The First Botanical Garden in Portugal (c. 1650)

open access: yesRenaissance Studies, EarlyView.
ABSTRACT Gabriel Grisley, a German physician, came to Portugal and founded a garden near the Xabregas River in Lisbon, during the 1610s under the Spanish kings' rule. In view of the utility a botanic garden represented for the kingdom, he was able to obtain a royal privilege from King João IV during the Restauration War against the Spanish (1640–1668).
Ana Duarte Rodrigues
wiley   +1 more source

Hydrogeological characterization of the São Francisco River basin’s tributaries in a semi-arid region, state of Minas Gerais, Brazil

open access: yesCaderno Pedagógico
In the northern region of Minas Gerais state, Brazil, the São Francisco River basin covers an area of 31,116 km², encompassing 22 municipalities and important environmental protection areas.
Wallace Maciel Pacheco Neto   +7 more
semanticscholar   +1 more source

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