Results 61 to 70 of about 290,254 (223)

Evapotranspiration Profiles and Trends in Seasonally Dry and Seasonally Humid Tropical Forests

open access: yesInternational Journal of Climatology, EarlyView.
Moisture availability and vegetation are decisive factors in ET variations, which are greater in the Atlantic Forest. Precipitation contributes positively to ET variations (r = 0.20–0.67). Significant trends (p < 0.05) in ET were identified, with opposing patterns.
Lucas de Morais Teixeira   +5 more
wiley   +1 more source

EDUCAÇÃO SEXUAL EM PERNAMBUCO: A PRÉ-HISTÓRIA DO CONHECIMENTO

open access: yesCadernos de Estudos Sociais, 1992
O objetivo deste artigo é investigar o nível de conhecimento dos alunos de 2º grau, pertencentes às escolas públicas do Recife, no que diz respeito à educação sexual. Para tanto, foram escolhidas as seguintes variáveis: menstruação, ejaculação, concepção,
Semira Adier Vainsencher
doaj  

Nuestra Comunidad: The Role of Latin American Networks in Supporting Ecologists Throughout Their Careers

open access: yes
The Bulletin of the Ecological Society of America, EarlyView.
Shersingh Joseph Tumber‐Dávila   +5 more
wiley   +1 more source

Seasonal Variability of Precipitating Systems in Four Radar Domains of Northeast Brazil

open access: yesInternational Journal of Climatology, EarlyView.
This study analyzes the climatology and evaluates how the physical aspects of precipitating systems are influenced by the dry and wet seasons in Northeast Brazil, highlighting seasonal variations in the frequency, size, intensity, and duration of these systems in the regions of Natal, Maceió, Petrolina, and Salvador.
Amanda Carolina da Silva Queiroz   +1 more
wiley   +1 more source

Levantamento arqueológico da bacia sedimentar do Jatobá - PE

open access: yesRevista de Arqueologia, 1994
A bacia sedimentar do Jatobá localiza-se no Estado de Pernambuco, configura-se por apresentar uma considerável concentração de abrigos sob-rocha com registros rupestres da Tradição Agreste.
Ana Nascimento   +2 more
doaj   +1 more source

Short-Range Ising Spin Glass: Multifractal Properties

open access: yes, 1997
The multifractal properties of the Edwards-Anderson order parameter of the short-range Ising spin glass model on d=3 diamond hierarchical lattices is studied via an exact recursion procedure.
A. Chhabra   +42 more
core   +1 more source

Sunshine Duration in Brazil From Meteosat (1983–2020): Climatology, Variability and Long‐Term Trends

open access: yesInternational Journal of Climatology, EarlyView.
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

ARQUEOLOGIA SUBAQUÁTICA: IDENTIFICAÇÃO DAS CAUSAS DE NAUFRÁGIOS NOS SÉCULOS XIX E XX NA COSTA DE PERNAMBUCO

open access: yesClio Arqueológica, 2010
No estado de Pernambuco, do período do descobrimento até a atualidade, ocorreram cerca de trezentos naufrágios, dos quais 87% não tem a localização e a história conhecida.
Carlos Rios
doaj  

Lipofuscin: The Missing Link in the Worsening of Obstructive Sleep Apnea

open access: yesThe Laryngoscope, EarlyView.
Lipofuscin, also known as the age pigment, is a permanent autofluorescent intracellular deposit that accumulates with aging or oxidative stress, thereby interfering with cellular function. This study revealed significantly larger deposits of lipofuscin in the lateral pharyngeal wall muscles of patients with severe obstructive sleep apnea (OSA) compared
Kristine Fahl   +7 more
wiley   +1 more source

CARACTERIZAÇÃO DOS SÍTIOS PRÉ-HISTÓRICOS COM GRAFISMOS RUPESTRES NO ESTADO DE PERNAMBUCO, BRASIL

open access: yesClio Arqueológica, 2017
O acelerado processo de deterioração dos sítios achados por sua exposição a impactos naturais e antrópicos originou a necessidade de sistematizar a descoberta através de planejamento geomorfológico e cartográfico.
Anne Marie Pessis   +4 more
doaj   +1 more source

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