Results 81 to 90 of about 106,341 (173)
Journal of Applied Polymer Science, Volume 143, Issue 19, May 15, 2026.Schematic representation of the processing and multiscale characterization of nanocellulose films from different botanical sources. ABSTRACT Although the influence of botanical origin on nanocellulose properties is well recognized, an integrated multiscale framework linking chemical composition, fractal surface descriptors, and nanomechanical behavior ...
Márcia da Silva Costa +9 more
wiley +1 more source
Geografares, 2016 É essencial a utilização do geoprocessamento para mapeamento das unidades geoambientais e sensoriamento remoto para análise da cobertura das terras, principalmente, em Áreas Suscetíveis à Desertificação (ASD), tais como os municípios de Castelo do Piauí ...
Francílio de Amorim dos Santos +1 more
doaj +6 more sources
Kalagatos, 2017 Teologia; Filosofia Natural; Tempo; Espaço; Criação; Deus ...
William de Siqueira Piauí
doaj
The dynamics of poverty and its determinants - the case of the Northeast of Brazil and its states [PDF]
In the northeast region of Brazil, the poverty picture of the past two decades reveals large fluctuations in the poverty level, and poverty depth. Findings based on the Brazilian annual household survey (Pesquisa Nacional de Amostra Domiciliar, PNAD ...
Fiess, Norbert M., Verner, Dorte
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Heat and Cold Waves in Brazil: An ERA5‐Based Analysis of Trends and Seasonality (1980–2024)
International Journal of Climatology, Volume 46, Issue 6, May 2026.This study uses ERA5 reanalysis data to assess changes in extreme heat and cold events across Brazil from 1980 to 2024. Results reveal a sharp increase in heatwave frequency and a general decline in coldwave occurrences, though regional variations are substantial.
Alindomar Lacerda Silva, Scott Sheridan
wiley +1 more source
Regional and demographic determinants of poverty in Brazil [PDF]
The paper identifies the role of regional and demographic determinants of poverty in Brazil. We first estimate the probability of a household being classified as poor or indigent. We then apply decomposition techniques to identify the role of demographic
Andre Souza +2 more
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Le consortium intermunicipal : un dispositif efficace de gouvernance territoriale?: le cas d'une expérience dans le Nordeste du Brésil. [PDF]
, 2019 Contexto territorial de quatro município do estado de Pernambuco e Piauí; Mobilização e Conscientização: um território em construção; Projeto ...
ARAÚJO, C. R. +3 more
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Sunshine Duration in Brazil From Meteosat (1983–2020): Climatology, Variability and Long‐Term Trends
International Journal of Climatology, Volume 46, Issue 6, May 2026.Using nearly four decades of Meteosat satellite data (1983–2020), this study presents a country‐wide climatology of sunshine duration (SDU) in Brazil. The results reveal marked regional contrasts, dominant modes of variability, and significant long‐term trends, providing new information on the most relevant meteorological systems that influence SDU and
Maria Lívia Lins Mattos Gava +2 more
wiley +1 more source
Uma história delicada do Piauí
GeosulO livro Tempo de Balaio (2008) do geógrafo Carlos Augusto de Figueiredo Monteiro é o primeiro livro de um conjunto de cinco volumes. No primeiro livro, o autor apresenta uma interpretação ao mesmo tempo geográfica e histórica do Estado do Piauí ...
José Morais Antunes de Sousa
doaj +1 more source
Limnology and Oceanography Letters, Volume 11, Issue 3, May 2026.Abstract Marine mammals can exhibit high plasticity in foraging strategies, but how such plasticity is driven by environmental conditions is poorly understood. The American manatee (Trichechus manatus), a large, endangered herbivore, inhabits marine, estuarine, and freshwater environments.
Camila Carvalho de Carvalho +13 more
wiley +1 more source