Results 31 to 40 of about 4,987 (141)

Synthesis and application of alginate@CuFe2O4 polymeric spheres in 17‐β‐estradiol adsorption processes in Amazonian rivers

open access: yesPolymer International, EarlyView.
Magnetic alginate beads, functionalized with copper ferrite, effectively remove 17‐β‐estradiol from Amazonian water, exhibiting optimized 238.65 μg g−1 capacity, fast 40 min kinetics, easy recovery, and successful remediation. Abstract The presence of endocrine‐disrupting compounds, such as 17‐β‐estradiol, in aquatic ecosystems poses a significant ...
Dante S Silva   +10 more
wiley   +1 more source

INSTABILITY, FREQUENCY AND VOLTAGE IN MANAUS

open access: yesITEGAM- Journal of Engineering and Technology for Industrial Applications (ITEGAM-JETIA), 2020
The article describes the system instability, frequency and voltage in Manaus. Electrical systems are relevant to the functioning of cities and are constantly evolving to meet growing demands. The deregulation of the sector and the continuous incorporation of new equipment technologies make the system's operation complex.
Talitha do Nascimento Brito   +2 more
openaire   +3 more sources

Open letter: Brazil at a crossroads—Protecting peatlands is essential for post‐COP30 climate leadership

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
This Open Letter highlights peatlands as critical yet overlooked ecosystems in Brazil's climate and biodiversity policies. By translating scientific evidence into clear, actionable priorities for policymakers, it supports more accurate climate reporting, effective mitigation strategies, and improved land‐use governance.
Suelma Ribeiro Silva   +52 more
wiley   +1 more source

Cosmologias do cuidado: vigilância de base comunitária com povos indígenas em Manaus durante a pandemia de Covid-19

open access: yesMundo Amazónico
Este artigo apresenta uma reflexão a partir da experiência do projeto Capim Santo, voltado à estruturação de uma vigilância epidemiológica de base comunitária entre povos indígenas em contexto urbano na cidade de Manaus durante a pandemia de Covid-19.
Fabiane Vinente dos Santos   +3 more
doaj   +1 more source

Propondo o alisamento do espaço: disputas em torno da “Manaus moderna”

open access: yesTempo e Argumento, 2016
Este artigo apresenta uma reflexão acerca de projetos voltados para a Área denominada de “Manaus Moderna” na cidade de Manaus/AM, que visam a criar atividades definindo os usos do espaço enquanto cenário. Essa área se coloca como um espaço de disputa por
Patrícia Rodrigues Silva
doaj   +1 more source

Illegal Gold Mining in the Brazilian Amazon: Environmental Degradation in Yanomami Indigenous Lands, and Regulatory Failures

open access: yesSustainable Development, EarlyView.
ABSTRACT Illegal gold mining has emerged as a major sustainability threat in the Amazon, eroding Indigenous rights, forest integrity, and climate mitigation efforts. This study examines how international market incentives relate to the expansion of illegal mining and associated deforestation within the Yanomami Indigenous Territory (YIT) from 2008 to ...
Shirléia Lago Santos   +2 more
wiley   +1 more source

Harlequin Ichthyosis: Case Report

open access: yesRevista da Sociedade Portuguesa de Dermatologia e Venereologia, 2019
Harlequin ichthyosis is a rare autosomal recessive congenital disease in which neonates present generalized hyperkeratotic plaques and deep fissures, ectropion, eclabium, malformation of the auricular pavilion and typical facies.
Patrícia A. Couto   +9 more
doaj   +1 more source

Geometric Morphometrics Reveal Body Shape Variation in Freshwater Shrimps of the Genus Macrobrachium Lacking a Mandibular Palp (Formerly Pseudopalaemon Sollaud, 1911) (Decapoda: Palaemonidae)

open access: yesActa Zoologica, EarlyView.
ABSTRACT Shape variation in the cephalothorax of Macrobrachium species without mandibular palp using geometric morphometrics was used as a tool to support species differentiation and propose new diagnostic characters for taxonomic identification.
Thaís Arrais Mota   +4 more
wiley   +1 more source

A implantação da ordem republicana burguesa na Manaus da borracha e o processo de legitimação da luta operária no jornal Vida Operária

open access: yesFronteiras, 2011
O presente artigo busca realizar uma reflexão acerca do espaço urbano manauara na virada do século XIX para o século XX, apresentando os mecanismos de implantação de uma ordem republicana burguesa e os impactos ...
Luciano Everton Costa Teles
doaj  

EP-383 - RELAÇÃO ENTRE CASOS DE SÍFILIS GESTACIONAL E SÍFILIS CONGÊNITA NO ESTADO DO AMAZONAS NOS ANOS DE 2019 A 2023

open access: yesBrazilian Journal of Infectious Diseases
Introdução: A Sífilis é uma Infecção Sexualmente Transmissível (IST) curável, de notificação compulsória, causada pela bactéria Treponema pallidum. A sífilis também pode ser transmitida durante a gestação ou no momento do parto.
Matheus Lago Osmari   +5 more
doaj   +1 more source

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