Results 41 to 50 of about 362,357 (213)

AVALIAÇÃO DA VELOCIDADE DE DESLOCAMENTO DE BARRAS FLUVIAIS DO RIO PARANÁ POR MEIO DE IMAGENS CBERS/CCD

open access: yesRevista Brasileira de Geomorfologia, 2012
A formação do reservatório de Porto Primavera cortou o suprimento de sedimentos do rio Paraná. O primeiro efeito a ser observado foi a redução da carga suspensa e a seguir a progressiva retirada das formas de leito do rio.
Edvard Elias Souza Filho   +1 more
doaj   +1 more source

Agronegocio y crisis hídrica en la cuenca del río Paraná

open access: yesCuadernos del CURIHAM, 2023
En las últimas tres décadas se dio un proceso de expansión persistente del agronegocio y los monocultivos sobre la cuenca del río Paraná. Dicha expansión obedeció a un aumento de la demanda internacional de commodities lo que impulsó la denominada ...
Álvaro Álvarez
doaj   +1 more source

"Summer school on public policies evaluations methods”. Deliverable D4.5 [PDF]

open access: yes, 2019
The study aimed to analyse the processes of construction, institutionalization and implementation of agroecology and organic agriculture (PEAPO) policies in several federated states of Brazil to identify progress, obstacles and effects of interactions ...
Assis, William   +6 more
core  

Agglomeration externalities and 1981-2006 regional growth in Brazil [PDF]

open access: yes, 2012
This paper focuses on manufacturing employment growth across the 26 states of Brazil. We employ the Glaeser et al. (1992) approach to identify the role played by knowledge externalities in growth and convergence.
Holmes, Mark J.   +3 more
core   +2 more sources

Impact of organic pollutants on phenotype and gene expression in human breast cancer cells

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Human exposure to industrial chemical compounds is widespread and, although often beneficial, prolonged contact may contribute to disease development, including cancer. While many studies have shown organic pollutants (OP) are cytotoxic, few have explored how long‐term exposure alters cell phenotype.
Camila Confortin   +7 more
wiley   +1 more source

A Supersequência Bauru no Paraná, revisão cartográfica e cronoestratigráfica

open access: yesGeologia USP. Série Científica, 2023
A Supersequência Bauru (Cenomaniano-Maastrichtiano) é representada no noroeste do Paraná, quase que exclusivamente, por duas formações do Grupo Caiuá: Rio Paraná e Goio Erê. As formações Santo Anastácio (Grupo Caiuá) e Vale do Rio do Peixe (Grupo Bauru)
Luiz Alberto Fernandes   +1 more
doaj  

A INFLUÊNCIA DA INUNDAÇÃO NA DINÂMICA DA VEGETAÇÃO DA PLANÍCIE FLUVIAL DO ALTO RIO PARANÁ EM 2007

open access: yesRevista Brasileira de Geomorfologia, 2013
A distribuição da vegetação da planície fluvial do rio Paraná é controlada pelas formas de relevo, pela dinâmica fluvial e pela ação antrópica. A dinâmica fluvial exerce sua influência por meio da variação do nível de água, responsável pela expansão ou ...
Everton Hafemann Fragal   +2 more
doaj   +1 more source

Impactos ENSO en cuencas atlánticas de Sudamérica [PDF]

open access: yes, 2013
Interannual changes in precipitation cause significant effects on the Pacific watersheds of South America. Large rivers flowing to the Atlantic Ocean as the Paraná and Uruguay are also influenced by ENSO-triggered floods causing significant impacts on ...
Isla, Federico Ignacio   +1 more
core  

Electrospun encapsulation of grape pomace extract: in vitro antioxidant, anti‐inflammatory, and antihyperglycemic properties

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND The escalating prevalence of lifestyle‐ and aged‐related conditions, including diabetes, chronic inflammation, and cardiovascular disorders, underscores the urgent need for natural therapies. Such alternatives should offer reduced side effects compared to conventional pharmaceuticals while playing a proactive role in disease ...
Estefani Tavares Jansen   +6 more
wiley   +1 more source

Post legal positivism: new paradigm of legal science (jurisprudence) and practice in Brazil [PDF]

open access: yes, 2012
The relation between law, moral, society and science is shifting in Brazil as it is changing in democratic contemporary societies. This paper proposes to reflect about this change in the Brazilian legal and social context.
Malheiros da Cunha Frota, Pablo   +1 more
core  

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