Results 41 to 50 of about 98,151 (268)

Neuroanatomical diversity in Teleocichla with new volumetric and histological insights into the encephalon of Teleocichla monogramma Kullander 1988

open access: yesThe Anatomical Record, EarlyView.
Abstract Teleocichla comprises small cichlids that inhabit the rapid streams of Amazonian rivers; however, there has been limited research on their encephalon morphology. This study examined the neuroanatomy of four species, focusing on volumetric measurements of their encephalon subregions, and providing a histological description of the encephalon of
Renan Leão‐Reis   +4 more
wiley   +1 more source

Parentesco e Organização Social na Amazônia: um rápido esboço

open access: yesAnuario de Estudios Americanos, 2004
Durante o período de consolidação das matrizes teóricas clássicas da Antropologia, os estudos de parentesco foram guiados pela idéia de que este domínio da vida social correspondia ao núcleo das assim chamadas sociedades primitivas.
Marcio Ferreira da Silva
doaj   +1 more source

Optimization of bioactive compound extraction from Brazilian forest bark species: effects of solvent mixtures on metal ion chelation and urease enzyme inhibition

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The bark of forest species is a resource with a high concentration of bioactive compounds that have antioxidant, chelating and antimicrobial properties. Bioprospecting bioactive compounds from bark can generate income for local communities and contribute to the social and economic development of rural areas, especially in regions where ...
Mário Sérgio Lorenço   +6 more
wiley   +1 more source

Expand air quality monitoring of smoke emissions and exposure in Amazonia to safeguard human health

open access: yesDiscover Environment
Climate changes and deforestation have made the Amazon hotter, drier, and more flammable, threatening human health as large wildfires generate unprecedented levels of smoke in rural and urban areas alike.
H. F. M. Oliveira   +14 more
doaj   +1 more source

EQUAÇÕES MORFOMÉTRICAS DAS ESPÉCIES ANDIROBA (CARAPA GUIANENSIS AUBL) E CASTANHA ­DO ­BRASIL (BERTHOLLETIA EXCELSA H.B.K.) EM SISTEMAS AGROFLORESTAIS NO MUNICÍPIO DE PORTO VELHO, RONDÔNIA

open access: yesAmbiente, 2012
A Andiroba (Carapa guianensis Aubl) e a Castanha­do­Brasil (Bertholletia excelsa H.B.K.) são consideradas espécies chaves na manutenção da floresta em pé em áreas suscetíveis a degradação  e desmatamento na Amazônia.
TIAGO MONTEIRO CONDÉ   +3 more
doaj   +1 more source

O zoneamento ecológico-econômico na Amazônia Legal à luz da literatura sobre implementação de políticas públicas e arranjos institucionais

open access: yesDesenvolvimento e Meio Ambiente, 2023
Este artigo tem como objetivo analisar aspectos relativos à trajetória e aos marcos que orientam a elaboração do Zoneamento Ecológico-Econômico na Amazônia Legal.
Arilson Favareto, Allan Razera
doaj   +1 more source

Pervasive Rise of Small-scale Deforestation in Amazonia

open access: yesScientific Reports, 2018
Understanding forest loss patterns in Amazonia, the Earth’s largest rainforest region, is critical for effective forest conservation and management. Following the most detailed analysis to date, spanning the entire Amazon and extending over a 14-year ...
Michelle Kalamandeen   +9 more
semanticscholar   +1 more source

Physical Climate Risk in Asset Management

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Climate‐related phenomena are increasingly affecting regions worldwide, manifesting as floods, water scarcity, and heat waves, significantly impairing companies' assets and productivity. It is essential for asset managers to quantify the exposure of their portfolios to such risk.
Michele Azzone   +3 more
wiley   +1 more source

Percepção de serviços ecossistêmicos por agricultores familiares no município de Irituia/PA, Amazônia oriental: subsídios para a restauração florestal

open access: yesDesenvolvimento e Meio Ambiente, 2023
Due to the lack of studies about the sociocultural dimension of ecosystem services, we analyze in this work the perception of these benefits by family farmers who have agroforestry systems in the northeast of Pará, in the Amazon region.
Áurea Silva Almeida   +2 more
doaj   +1 more source

Endemic Vascular Epiphytes: Integrating Protected Areas and Suitability Models in the Amazon Forest. [PDF]

open access: yesEcol Evol
This study aimed to identify the number of vascular epiphytes endemic to the Amazon rainforest and to estimate the distribution of 15 of these species using species distribution modeling (SDM). In addition, the work examined the potential occurrence of these epiphytes inside and outside protected areas (PAs) in the Amazon, with a view to predicting ...
Lucas KMDS   +7 more
europepmc   +2 more sources

Home - About - Disclaimer - Privacy