Results 31 to 40 of about 82 (72)

A 115,000-year-old expedient bone technology at Lingjing, Henan, China. [PDF]

open access: yesPLoS One, 2021
Doyon L   +4 more
europepmc   +1 more source

Assessing signals of selection and historical demography to develop conservation strategies in the Chilean emblematic Araucaria araucana. [PDF]

open access: yesSci Rep, 2021
Fuentes G   +6 more
europepmc   +1 more source

Fuentes para la geografía histórica de los incendios forestales. Algunas consideraciones metodológicas

open access: yesCuadernos Geográficos, 2017
El fuego juega un papel esencial en la configuración de los paisajes vegetales, aunque nuestro conocimiento de su incidencia a lo largo del tiempo es muy fragmentario y suele basarse en un escaso número de fuentes.
Virginia Carracedo Martín   +5 more
doaj  

Revisiting the Middle and Upper Palaeolithic archaeology of Gruta do Caldeirão (Tomar, Portugal). [PDF]

open access: yesPLoS One, 2021
Zilhão J   +14 more
europepmc   +1 more source

Un modelo de la historia de la vegetación de la Cordillera de La Costa de Chile central-sur: la hipótesis glacial de Darwin A model for the history of vegetation of the Coastal Range of central-southern Chile: Darwin's glacial hypothesis

open access: yesRevista Chilena de Historia Natural, 2001
En Chile central-sur, entre los paralelos 37 y 43º S, existen comunidades aisladas de coníferas y tundras magallánicas, cuya distribución principal es altoandina y/o de latitudes altas.
CAROLINA VILLAGRÁN
doaj  

POSTGLACIAL VEGETATION AND CLIMATE CHANGES INFERRED FROM A PEAT POLLEN RECORD IN THE RÍO PIPO VALLEY, SOUTHERN TIERRA DEL FUEGO

open access: yesPublicación Electrónica de la Asociación Paleontológica Argentina, 2016
. The pollen analysis from Cañadón del Toro peat bog (54° 49’ 36” S; 68° 27’ 36” W), located in an interior valley of the Fuegian Andes, provides information about vegetation and climate changes during the last 13,500 years.
Ana M. Borromei   +4 more
doaj  

Inferring possible population divergence in Espeletia pycnophylla (Asteraceae) through morphometric and paleogeographic approaches

open access: yesRevista de Biología Tropical, 2010
The phenotypic structure within and between plant populations is generally influenced by their distribution patterns in space and time; therefore, the study of their divergence is a central issue for the understanding of their microevolutive processes ...
Felipe Benavides   +4 more
doaj  

New data on Late Upper Paleolithic upper limb cross-sectional geometry from Arene Candide: implications for Tardiglacial hunting practices

open access: yes, 2015
European Late Upper Paleolithic people display levels of bilateral asymmetry in humeral mechanical strength comparable to professional tennis players. This highly-characteristic trait has been associated with the use of throwing weapons to “kill at a distance”, an activity that likely required extensive training that began at a young age.
Sparacello, Vitale S.   +2 more
openaire   +1 more source

Tardiglacial y holoceno del norte de la Cordillera occidental de Colombia

open access: yes, 1999
Resumen: en el ámbito mundial, existe gran preocupación por conocer no solo los ecosistemas modernos y sus dinámicas sino también, los eventos climáticos tanto actuales como del pasado inmediato, con miras a la, predicción del clima futuro y sus posibles consecuencias sobre los ecosistemas y las actividades humanas.
openaire   +1 more source

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