Results 11 to 20 of about 2,240,671 (137)

Los cambios en la distribución espacial de la probreza en el Norte Grande Argentino a fines del siglo XX

open access: yesEstudios Demográficos y Urbanos, 2011
Si bien varias disciplinas han abordado el estudio de la pobreza, no ha sido su interés principal en análisis de la distribución espacial y de sus variaciones.
Hugo Fernando Longhi
doaj   +1 more source

Geometric regularity in webs of non-orb-weaving spiders. [PDF]

open access: yesEcol Evol, 2023
Geometric regularity of spider webs has been intensively studied in orb weaving spiders, although it is not exclusive of orb weavers. Here, we document the geometrically regular, repetitive elements in the webs of non‐orb weavers. Similar to orb weavers, we found areas with regularly spaced parallel lines as well as radial lines spaced at regular ...
Ramírez MJ   +6 more
europepmc   +2 more sources

POBREZA Y MORTALIDAD INFANTIL EN EL NORTE GRANDE ARGENTINO. UN APORTE PARA LA FORMULACIÓN DE POLÍTICAS PÚBLICAS [PDF]

open access: yesCuadernos Geográficos, 2009
Según investigaciones recientes el Norte Grande Argentino conforma el territorio más pobre del país. Se conjetura que esta condición no ha presentado cambios significativos en los últimos años.
Alfredo Bolsi   +2 more
doaj   +1 more source

Histovariability and fossil diagenesis of Pissarrachampsa (Pseudosuchia, Notosuchia, Baurusuchidae) from the Upper Cretaceous of Southeast Brazil. [PDF]

open access: yesAnat Rec (Hoboken)
Abstract Notosuchians were key components of western Gondwanan Cretaceous ecosystems in terrestrial predator niches and exhibited remarkable taxonomic and ecological diversity. Previous research has explored their physiology, metabolism, and histology, revealing varied growth patterns and life history strategies.
Aureliano T   +5 more
europepmc   +2 more sources

Global maps of soil temperature. [PDF]

open access: yesGlob Chang Biol, 2022
We provide global maps of soil temperature at a 1 km2 resolution, based on a global database of more than 8500 in situ soil temperature time series. We show that over the year, soils in cold and/or dry biomes are on average 3.6°C warmer, whereas soils in warm and humid environments are 0.7°C cooler than gridded air temperature.
Lembrechts JJ   +405 more
europepmc   +2 more sources

Capacidad de investigación en obesidad infantil en Latinoamérica y en las poblaciones latinas de Estados Unidos: estado de la investigación, problemas, oportunidades y líneas de trabajo para el futuro

open access: yesObesity Reviews, Volume 22, Issue S5, Octubre 2021., 2021
Resumen La obesidad infantil es un problema grave en Latinoamérica y entre la población latina de EE. UU. Para ser eficaces, las políticas de salud pública tienen que estar guiadas por evidencias contextuales pertinentes, lo cual exige una capacidad de investigación sostenida a través del tiempo.
Deborah Salvo   +13 more
wiley   +1 more source

Effects of vitamin and mineral supplementation during pregnancy on maternal, birth, child health and development outcomes in low‐ and middle‐income countries: A systematic review

open access: yesCampbell Systematic Reviews, Volume 17, Issue 2, June 2021., 2021
Abstract Background Almost two billion people who are deficient in vitamins and minerals are women and children in low‐ and middle‐income countries (LMIC). These deficiencies are worsened during pregnancy due to increased energy and nutritional demands, causing adverse outcomes in mother and child.
Emily C. Keats   +5 more
wiley   +1 more source

Las exportaciones del litoral argentino al puerto de Buenos Aires entre 1783 y 1850 [PDF]

open access: yes, 1995
Editada en la Fundación Empresa PúblicaEn este trabajo estudiamos la dinámica de las exportaciones del Litoral argentino con el puerto de Buenos Aires entre los años de 1783 a 1850.
Schmit, Roberto   +3 more
core   +2 more sources

QUADRO DO DESMEMBRAMENTO DOS MUNICÍPIOS DO RIO GRANDE DO NORTE [PDF]

open access: yes, 2020
O presente artigo objetiva mostrar o quadro evolutivo dos desmembramentos dos municí­pios do Estado do Rio Grande do Norte desde o ano de 1599 até o ano de 1980. A partir de dados extraí­dos do Anuário Estatí­stico do Estado do Rio Grande do Norte – IBGE,
Soares, Fátima Maria   +1 more
core   +1 more source

A CIDADE NO RIO GRANDE DO NORTE [PDF]

open access: yes, 2020
O texto tece considerações sobre o processo de formação das cidades no Estado do Rio Grande do Norte, onde revela como a ascenção e queda de atividades econômicas modificiam as paisagens urbanas, tomando como eemplo a cidade de ...
Felipe, José Lacerda Alves
core   +1 more source

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