Results 51 to 60 of about 295,506 (201)

La Nota Macroeconómica acoge y replica el texto del "Decálogo para lo que viene" de la Universidad de los Andes

open access: yes, 2020
La velocidad de expansión del COVID-19 en América Latina impidió una preparación adecuada por parte de gobiernos y sociedad. Después del aprendizaje de las últimas semanas, ha llegado el momento de las decisiones más difíciles, de examinarnos de manera ...
Universidad de los Andes
core   +1 more source

Timing the Sacred: A Multi‐Step Chronological Framework for the Llullaillaco Inca Burial

open access: yesArchaeometry, EarlyView.
ABSTRACT Absolute radiocarbon dating offers high precision, but its application to historical contexts, such as the Inca civilization, requires a rigorous methodological approach. This research examines methods to enhance chronological accuracy through a case study of artifacts from the Llullaillaco Capacocha sacrifice.
Dominika Sieczkowska‐Jacyna   +9 more
wiley   +1 more source

Presencia de Symbiocladius wygodzinskyi Roback, 1965 (Diptera, Chironomidae) en Perú. Notas taxonómicas

open access: yesGraellsia, 2013
Se cita la presencia de S. wygodzinskyi Roback, 1965 (Diptera: Chironomidae) en dos áreas diferentes de Perú, mucho más al norte de la distribución original y viviendo sobre ninfas del género Meridialaris sp.
N. Prat, R. Acosta, M. Rieradevall
doaj   +1 more source

A revised classification system of the marronoid clade of spiders (Araneae), based on dense sampling phylogenomics and comparative morphology

open access: yesCladistics, EarlyView.
Abstract The marronoid clade is a globally distributed, ecologically diverse group of spiders. It is an important faunal component in both natural and synanthropic environments, and even found in aquatic and extreme habitats such as desert salt flats. The systematics of the marronoid clade has been notoriously unstable due to the widespread character ...
Jonas O. Wolff   +10 more
wiley   +1 more source

Patterns of frequency and abundance of plant dispersal systems in Colombian forests and its relationship with the geographical regions of the country

open access: yesColombia Forestal, 2013
The study of plant dispersal systems allows to go in depth in aspects that define the regeneration of forests, being essential to understand not only the population dynamics of plants but also the ecological relationships that emerge within ecosystems ...
Diego Felipe Correa Gómez   +19 more
doaj   +1 more source

Revista Odontológica de Los Andes. Vol. 16, N 1: Enero-Junio 2021

open access: yes, 2021
Ver Texto Completo de la Revista Odontológica de Los Andes. Vol.
de Los Andes, Universidad
core  

Prevalence of traded bird species in key biodiversity areas

open access: yesConservation Biology, EarlyView.
Abstract The use and trade of biodiversity involve tens of thousands of species that are exploited at a range of scales, intensities, and degrees of sustainability. As a result, some are highly threatened. Key biodiversity areas (KBAs) are sites of significance for the persistence of biodiversity identified nationally based on standardized criteria ...
Oscar Morton   +4 more
wiley   +1 more source

The link between colorfulness and extinction risk across the world's passerine birds

open access: yesConservation Biology, EarlyView.
Abstract Many of the functional traits that mediate extinction risk across the range of biodiversity relate indirectly to a species’ ability to persist in a changing world, yet certain traits such as coloration directly affect human interactions with wildlife.
Montague H. C. Neate‐Clegg   +1 more
wiley   +1 more source

Impact of global change on the distribution of mountain mammals and birds

open access: yesConservation Biology, EarlyView.
Abstract Climate change and land‐use changes are key drivers of global biodiversity loss. Many species are shifting to higher elevations or latitudes in response to global warming, often encountering unfavorable land‐use conditions during the shift. These changes can lead to reduced range size and increased extinction risks, particularly for mountain ...
Chiara Dragonetti   +5 more
wiley   +1 more source

Protected areas on international borders show uneven conservation outcomes

open access: yesConservation Biology, EarlyView.
Abstract Border protected areas (BPAs) are national protected areas that are immediately adjacent to a country's border or span two or more countries; they are characterized by distinctive opportunities and pressures. They play a critical role in protecting carbon‐rich ecosystems, conserving endangered biodiversity, reducing cross‐border environmental ...
Rachakonda Sreekar   +10 more
wiley   +1 more source

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