Results 41 to 50 of about 62,317 (207)

The power of the statistics and the statistics of the power. Notes on the contribution of António de Almeida Garrett for the population studies in Portugal [PDF]

open access: yes, 2008
Este texto apresenta os resultados de uma incursão exploratória na obra de António de Almeida Garrett (1884-1961), em particular sobre o ensaio intitulado «Os Problemas da Natalidade», publicado em vinte artigos na Revista do Centro de Estudos ...
Costa, Rosalina
core  

Spatiotemporal Dynamics of Non‐Ecological Speciation in Rubyspot Damselflies (Hetaerina spp.)

open access: yesMolecular Ecology, Volume 34, Issue 12, June 2025.
ABSTRACT Non‐ecological speciation is a common mode of speciation, which occurs when allopatric lineages diverge in the absence of pronounced ecological differences. Yet, relative to other speciation mechanisms, non‐ecological speciation remains understudied.
C. Patterson   +8 more
wiley   +1 more source

Is there a basic framework for training in demography?

open access: yesPapeles de Población, 2003
¿Existe un marco de referencia básico para la enseñanza de la demografía?: Este trabajo hace un recuento del programa de demografía en Cedeplar —desde su comienzo como especialización en la maestría en la facultad de Economía, hasta la actualidad ...
Simone Wajnman   +1 more
doaj  

The tendency to migration of eldery people inhabitants of big cities

open access: yesActa Universitatis Lodziensis. Folia Oeconomica, 2017
Poland’s population is aging like the populations in most developed countries. The fast rising number of the oldest old (the so‑called “double aging”) and their problems will probably be the dominant theme in the debate about seniors in coming decades ...
Dorota Kałuża-Kopias
doaj   +1 more source

Reframing the Relationship Between Fertility and Education in Adolescence: 60 Years of Evidence From Latin America

open access: yesPopulation and Development Review, Volume 51, Issue 2, Page 656-701, June 2025.
Abstract It is a demographic puzzle that Latin America and the Caribbean's high levels of adolescent fertility have persisted over the course of its dramatic fertility transitions and schooling expansions. These phenomena usually occur alongside postponements to entry into motherhood.
Ann Garbett   +3 more
wiley   +1 more source

Demographic Potential and Level of Economic Development of Sub‑Regions in Poland in the Period 2004–2012

open access: yesActa Universitatis Lodziensis. Folia Oeconomica, 2017
The aim of the paper is space and temporal analysis of the demographic situation in Poland in the context of the country’s economic development. In the paper the taxonomic measure of development describing the demographic situation and the measure of ...
Mara Kłusek
doaj   +1 more source

Marginalia. Esempi di umane miserie nei Registri dei Morti di età sforzesca

open access: yesStudi di Storia Medioevale e di Diplomatica: Nuova Serie, 2020
Maestro nel creare consenso, mantenendo in precario ma efficace equilibrio le componenti istituzionali e sociali di una realtà complessa, Francesco Sforza, divenuto duca di Milano (1450), portò a compimento la riforma ospedaliera intrapresa dai suoi ...
Folco Vaglienti
doaj   +1 more source

Travel Profiles Of Family Holidays In Italy [PDF]

open access: yes, 2017
Family represents the most important and emotive connection among humans. In tourism sector, it is the consumer base of the industry; however, the importance of family in travel market is not reflected in tourism research, even if family holiday market
Celardo, Livia   +1 more
core  

Remove saplings early: Cost‐effective strategies to contain tree invasions and prevent their impacts

open access: yesJournal of Applied Ecology, Volume 62, Issue 3, Page 661-676, March 2025.
Our highest‐ranking strategies represent management actions to start implementing in the field as part of an adaptive management plan that iteratively evaluates the validity of our simulation model and updates the management recommendations. Our study can be applied to guide management of invasive pines and replicated with any invasive woody species ...
Jaime Moyano   +7 more
wiley   +1 more source

Estrutura populacional e incremento corrente anual de casca-de-anta (Drimys brasiliensis Miers - Winteraceae) em Caçador, Santa Catarina, Brasil Population structure and annual increment in "casca-de-anta" (Drimys brasiliensis Miers - Winteraceae) from Caçador Municipality, Santa Catarina State, Brazil

open access: yesRevista Brasileira de Plantas Medicinais, 2010
Drimys brasiliensis Miers, conhecida como cataia ou casca-de-anta, é árvore nativa da Mata Atlântica e as cascas tem sido utilizadas medicinalmente a partir da exploração de plantas em populações naturais.
A Mariot   +4 more
doaj   +1 more source

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