Results 41 to 50 of about 213,937 (224)

Gonadal development in scorpion mud‐turtles, Kinosternon scorpioides, in a controlled environment

open access: yesThe Anatomical Record, EarlyView.
Stage 20 was identified as the critical point for gonadal differentiation in Kinosternon scorpioides, providing key insights into sex determination. These findings enhance conservation strategies by supporting reproductive management and population viability in both in situ and ex situ programs. Abstract Research on gonadal development including sexual
Brenda Braga   +4 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

Direito, enfrentamento à pandemia de covid-19 e a Amazônia Legal: algumas perspectivas.

open access: yesDireito, Processo e Cidadania
Debater o contexto da Amazônia Legal no enfrentamento da pandemia de Covid-19, no período mais crítico ocorrido entre os anos de 2020 e 2022, é um grande desafio. Tal cenário apresentou desdobramentos políticos e jurídicos.
Rodolfo Silva Marques   +2 more
doaj   +1 more source

Laboratório de sensoriamento remoto. [PDF]

open access: yes, 2017
bitstream/item/50172/1/fd400001.pdf1 ...
EMBRAPA AMAZÔNIA ORIENTAL.
core  

Early evolution of the gular musculature and its innervation in ray‐finned fishes

open access: yesThe Anatomical Record, EarlyView.
Abstract Gular muscles are an important but often overlooked component of cranial anatomy in bony fishes. They are located on the ventral surface of the head and are derived from the mandibular and hyoid arches. We present a comprehensive review of the gular musculature and its innervation across early diverging actinopterygian lineages. By integrating
Aléssio Datovo   +4 more
wiley   +1 more source

Evidências para a permanência da cultura marajoara à época do contato europeu

open access: yesRevista de Arqueologia, 2000
Com base nos dados arqueológicos e históricos disponíveis, pesquisadores foram levados a concluir que as populações Marajoara teriam desaparecido imediatamelìte antes da conquista européia.
Denise Pahl Schaan
doaj   +1 more source

Laboratório de climatologia. [PDF]

open access: yes, 2018
bitstream/item/50168/1/fd450001.pdf1 ...
EMBRAPA AMAZÔNIA ORIENTAL.
core  

Exploring the potential of ucuúba (Virola surinamensis) seed fat

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract Ucuúba (Virola surinamensis) fat is an important income source for Amazonian communities. Local businesses typically process whole seeds for fat extraction; however, seed structural integrity may influence extraction efficiency and fat quality.
Juan David Marmolejo Tascón   +4 more
wiley   +1 more source

Memórias e vivências em Lazarópolis na Amazônia

open access: yesCadernos de História da Educação
Cristo e França (2021), em um texto que desperta emoções e sensibilidades, analisam “como se configuraram as experiências educativas de ex-internos no Hospital Colônia de Marituba/PA, nos anos de 1940-1970” (CRISTO; FRANÇA, 2021, p. 21).
Marinaldo Pantoja Pinheiro   +2 more
doaj   +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

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