Results 41 to 50 of about 19,356 (205)

Standardizing Visualization in Ancient Maya Lidar Research: Techniques, Challenges and Recommendations

open access: yesArchaeological Prospection, Volume 32, Issue 4, Page 967-988, October/December 2025.
ABSTRACT Airborne laser scanning (ALS, lidar) has become a key method for studying ancient Maya landscapes, offering unprecedented visibility of anthropogenic terrain modifications in densely forested environments. Despite this progress, the visualization of elevation data remains understandardized, with many researchers relying on ad hoc or ...
Žiga Kokalj
wiley   +1 more source

Middle Ordovician conodonts and graptolites at Los Cauquenes range, central Precordillera of San Juan, Argentina [PDF]

open access: yes, 2013
The Ordovician System is superbly represented in the Precordillera of western Argentina, at the Andean foothills. During the Middle Ordovician, an important paleogeographical rearrangement of depocenters and source areas took place associated with the ...
Albanesi, Guillermo Luis   +2 more
core  

New records of Pristidactylus nigroiugulus Cei, Scolaro & Videla, 2001 (squamata: Leiosauridae) with a geographic distribution map [PDF]

open access: yes, 2016
We provide new geographic records for Pristidactylus nigroiugulus Cei, Scolaro & Videla, 2001 from Argentina. We present the first record for Santa Cruz province and the southernmost records of the species based on lizards collected in the austral ...
Avila, Luciano Javier   +4 more
core   +1 more source

Population trends of jaguars in a tropical forest in southern Mexico

open access: yesConservation Science and Practice, Volume 7, Issue 8, August 2025.
Jaguar density in the largest population in Mesoamerica was similar among sexes but affected by distance from the borders. Overall, jaguars segregate in space and time, highlighting the importance of maintaining a continuous, suitable habitat to allow intraspecific interactions and persistence in the long term.
Fernando M. Contreras‐Moreno   +7 more
wiley   +1 more source

Jaguar in bloom: representations of plants in aguada iconography of northwestern Argentina [PDF]

open access: yes, 2015
En el presente trabajo, a partir del caso de análisis de la “norepresentación” de vegetales en la iconografía Aguada del noroeste argentino, exploramos algunas ideas que nos permitan evitar la trampa interpretativa naturalista que invita a buscar en ...
Marconetto, María Bernarda
core   +1 more source

La Cerámica aguada en las tierras altas (Puna Meridional Argentina, Catamarca)

open access: yesEstudios Atacameños, 2020
This paper presents a technological and decorative study of a ceramic sample identified with the Aguada typology from the Casa Chávez Montículos site in Antofagasta de la Sierra, (Puna Meridional Argentina). The characteristics of this pottery, result of the proposed analysis, will be compared with similar attributes of the pieces coming from the ...
Martín Tomás Casanova   +2 more
openaire   +4 more sources

Polyphase Tectonic Evolution of the Puerto Rico‐Virgin Islands Microplate Revealed by Fault‐Slip Data and Stress Inversions

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 7, July 2025.
Abstract The northeastern Caribbean plate boundary (NCPB) includes the Puerto Rico‐Virgin Islands (PRVI) microplate that is bounded by oblique subduction zones in the Muertos and Puerto Rico Trenches, and by the Mona Rift, and the Anegada Passage rifts.
Jean‐Claude Hippolyte, Paul Mann
wiley   +1 more source

PRIMEROS ACERCAMIENTOS A LA TECNOLOGÍA LÍTICA AGUADA EN LOS SITIOS ARQUEOLÓGICOS “LOS VARELA RECINTO 11” Y “EL POLEAR 1” (VALLE DE AMBATO, CATAMARCA, ARGENTINA)

open access: yesLa Zaranda de Ideas, 2022
El presente trabajo tiene por objetivo avanzar en los estudios de la producción lítica en los sitios arqueológicos Los Varela Recinto 11 y El Polear 1, dos sitios Aguada habitados durante el período Medio (s. VI - XI DC) en el Valle de Ambato (Catamarca,
Matías Joaquín Dalto
doaj  

Relationships and frontiers of interaction [PDF]

open access: yes, 2005
Se analizan las categorías espaciales usualmente utilizadas (área, subárea, región, microregión), considerando que las mismas son recursos metodológicos que sirven para ordenar, sistematizar y presentar información.
Nuñez Regueiro, Victor   +1 more
core  

Correlation Between the Delay and Rise Time of VLF/LF Amplitudes During 20 Solar X‐Ray Flares Observed in February 2014 at Mid‐Latitude

open access: yesRadio Science, Volume 60, Issue 4, April 2025.
Abstract During daylight hours, the concentration of electrons in the ionosphere can be amplified by solar flares, which may subsequently influence the propagation of radio waves. Previous research on Very Low Frequency (VLF) signals focused on X‐class and M‐class flares.
Y. Liu, M. Füllekrug
wiley   +1 more source

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