Results 91 to 100 of about 1,015,668 (287)
O presente trabalho buscou identificar tendencias nas series temporais de temperatura e precipitacao na cidade do Recife-PE. Para isso, foram utilizados os dados diarios, mensais e anuais da estacao climatologica Recife (Curado), operada pelo INMET ...
Marcos Alberto da Costa Machado Júnior +2 more
semanticscholar +1 more source
Abstract Spatial segregation in at‐sea distribution is frequently observed in seabirds and can have important implications for conservation and management. Globally, many albatross and petrel populations are declining due to bycatch in fisheries. In South Georgia, the decrease in wandering albatrosses (Diomedea exulans) differs among breeding sites ...
V. Warwick‐Evans +3 more
wiley +1 more source
A partir de cuantiles de distribución para 112 naciones (Reporte-2000, Indicadores del Desarrollo Mundial, Banco Mundial) y de un modelo biparamétrico de curvas de Lorenz, se obtiene una tendencia mundial general en función del índice de Gini, válida ...
Emilio José Chaves
doaj
Detecting mass mortality events in wildlife populations
Abstract Reports in the literature of mass mortality events (MMEs) involving diverse animal taxa are increasing. Yet, many likely go unobserved due to imperfect detection and infrequent sampling. MMEs involving small, cryptic species, for instance, can be difficult to detect even during the event, and degradation and scavenging of carcasses can make ...
Jesse L. Brunner, Justin M. Calabrese
wiley +1 more source
El presente artículo tiene como objetivo determinar la presencia de elementos competitivos en las empresas proveedoras de servicio del sector metalmecánico de la región zuliana. Para el logro del mismo se elaboró un estudio descriptivo.
Nelson Labarca
doaj
TENDENCIAS INTERCULTURALES EN LAS ESCUELAS [PDF]
En España el fenómeno de la migración sigue siendo un tema en debate y reflexión por diferentes organizaciones y entidades, así como por grupos de investigación que trabajan en materia de migración y educación.
Gámez, Teresa Rebolledo +1 more
core +1 more source
Evolution of research on global amphibian declines
Abstract In the late 1980s, the scientific community became aware of severe, enigmatic amphibian population declines. These declines triggered a wave of research focused on quantifying their extent and identifying key drivers. We used text‐analysis techniques, including topic modeling and geoparsing, to examine the evolution of research focused on ...
Jordann Crawford‐Ash +6 more
wiley +1 more source
Tendencias del teatro argentino actual [PDF]
En este artículo abordamos dos de las múltiples corrientes estéticas presentes en el teatro argentino actual: la tendencia Moderna Realista y el teatro de Intertextualidad Posmoderna.
Tarantuviez, Susana
core
Extent of threats to marine fish from the online aquarium trade in the United States
The global marine aquarium hobby is a multibillion‐dollar industry, largely driven by demand from the United States. Much of this trade occurs online. We web scraped 4 major US‐based e‐commerce platforms selling marine aquarium fish to determine the retail price and source (wild capture, aquaculture, or both) of 13 families of ray‐finned marine fish ...
Bing Lin +6 more
wiley +1 more source
The Rise and Fall of Income Inequality in Latin America [PDF]
Este artículo documenta el patrón de auge y caída de la desigualdad del ingreso en América Latina en el período 1980-2008 y presenta posibles determinantes de estas tendencias.
Leonardo Gasparini, Nora Lustig
core

