Results 11 to 20 of about 2,505,274 (300)

The Analysis of Demographic Changes caused by Epidemics and Actions of the Rulers in Hamedan during the Qajar Era [PDF]

open access: yesJournal of Research on History of Medicine, 2023
Worldwide, infectious diseases have been one of the main factors of premature deaths for a long time. Due to the lack of proper social and cultural conditions, Iran suffered a lack of hygiene, particularly in provinces, until the end of the Qajar era. As
Sarah Shohani   +3 more
doaj  

Aging assessment in Cuba: case study

open access: yesTrilogía Ciencia Tecnología Sociedad, 2017
This work presents a research study on the aging of the population in the municipality of Florencia, the smallest in territory in Ciego de Ávila province. Such municipality is the most aged in this territory and it also presents worrying high aging rates,
Virginia Jiménez Valdés   +2 more
doaj   +1 more source

Expanding Exotic Forest Plantations and Declining Rural Populations in La Araucanía, Chile

open access: yesLand, 2021
Chile has embraced the expansion of monoculture forest plantations of exotic Monterey pine and eucalyptus as part of its development strategy. While forestry is considered financially successful and meets sustainability objectives, the increase in forest
Lindsey Carte   +2 more
doaj   +1 more source

Health Insurance Coverage among Youth and Young Adults with Work Limitations [PDF]

open access: yes, 2007
This paper explores health insurance coverage trends for youth (age 15-18) and young adults (age 19-29) with work limitations using data from the Current Population Survey.
Horvath-Rose, Ann   +2 more
core   +2 more sources

Genomic signatures of population decline in the malaria mosquito Anopheles gambiae [PDF]

open access: yes, 2016
Population genomic features such as nucleotide diversity and linkage disequilibrium are expected to be strongly shaped by changes in population size, and might therefore be useful for monitoring the success of a control campaign.
A De   +39 more
core   +5 more sources

Decline in Telomere Length by Age and Effect Modification by Gender, Allostatic Load and Comorbidities in National Health and Nutrition Examination Survey (1999-2002) [PDF]

open access: yes, 2019
Background: This study aims to assess the decline in telomere length (TL) with age and evaluate effect modification by gender, chronic stress, and comorbidity in a representative sample of the US population.
Ghimire, Saruna   +3 more
core   +2 more sources

Estimating IUCN Red List population reduction: JARA—A decision‐support tool applied to pelagic sharks

open access: yesConservation Letters, 2020
The International Union for Conservation of Nature's (IUCN) Red List is the global standard for quantifying extinction risk but assessing population reduction (criterion A) of wide‐ranging, long‐lived marine taxa remains difficult and controversial.
Richard B. Sherley   +10 more
doaj   +1 more source

Changing numbers of three gull species in the British Isles [PDF]

open access: yes, 2016
Between-population variation of changes in numbers can provide insights into factors influencing variation in demography and how population size or density is regulated.
Nager, Ruedi G., O'Hanlon, Nina J.
core   +1 more source

Demographic Effects On Personal Saving In The Future [PDF]

open access: yes, 2003
After briefly examining the various proposed causes for the decline in the U.S. personal saving rate in the past decade, this essay then argues that a shift in the demographic composition of the population will be a much more important cause for a ...
Pryor, Frederic L.
core   +3 more sources

Two amphibian species in the urban environment: changes in the occurrence, spawning phenology and adult condition of common and green toads

open access: yesThe European Zoological Journal, 2020
Many features of the urban environment, such as a warmer microclimate, can positively affect populations of birds and mammals inhabiting cities, while at the same time may affect amphibians negatively.
J. Mazgajska, T. D. Mazgajski
doaj   +1 more source

Home - About - Disclaimer - Privacy