Results 41 to 50 of about 15,947 (213)

Big Bird: A global dataset of birds in drone imagery annotated to species level

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Drones are a valuable tool for surveying birds, but manually detecting and identifying birds in drone images is costly. We assembled a diverse dataset of 23 865 images of birds captured with 21 different drones across 11 countries. We labelled 4824 of these images, detailing the location, species, posture category, age category, and sex of 49 990 birds
Joshua P. Wilson   +19 more
wiley   +1 more source

La conservación de la tierra ¿puede ser una relación entre campesinos, planificadores agropecuarios y extensionistas?

open access: yesBoletín Geográfico, 2014
  En los trabajos de extensión, realizados en Tailandia en 1983, se produce un cambio en el enfoque de los mismos que pasa de la actitud de los trabajadores rurales hacia la actitud de los expertos. Upayokin et. al.
Elko Bergsma
doaj  

Revealing Hidden Impact: Social and Solidarity Economy Enterprise Networks and Sustainable Development in Developing Countries

open access: yesSustainable Development, EarlyView.
ABSTRACT The Social and Solidarity Economy (SSE) offers strong potential for sustainable development in low‐income regions, yet its enterprises often operate with scarce resources, weak monitoring systems, and limited visibility. These constraints hinder both their capacity to demonstrate contributions to sustainable development (SD) and their own ...
Maria‐del‐Mar Magallón   +1 more
wiley   +1 more source

Reassessing sixteenth and seventeenth century written accounts of hurricanes in the North Atlantic Ocean and the Caribbean Sea

open access: yesWeather, EarlyView.
Abstract While the North Atlantic’s five‐century hurricane history is among the most complete globally, the earliest centuries are poorly documented in the written record. This study reassesses a subset of sixteenth to seventeenth‐century tropical cyclones (TCs) through a systematic review of archival evidence, mainly from Spain’s colonial archive, the
William Gomez Pretel, Michael Chenoweth
wiley   +1 more source

La disputa por el dominio del suelo en la región pampeana cordobesa, Argentina, segunda mitad del siglo XIX The Dispute for Land Control in the Pampas Region of Cordoba, Argentina, during the Second Half of the 19th Century

open access: yesSecuencia, 2012
En este trabajo se indaga acerca del conflicto por el control de las tierras ganadas en la frontera, ubicadas en los extremos sureste y sur de Córdoba entre 1860 y 1880, territorio que fue incorporado bajo la soberanía del Estado por el avance del ...
Luis Tognetti
doaj  

Unraveling the impact of dog‐friendly spaces on urban–wildland pumas and other wildlife

open access: yesWildlife Biology, EarlyView.
As the most widespread large carnivore on the planet, domestic dogs Canis lupus familiaris can pose a major threat to wildlife, even within protected areas (PAs). Growing human presence in PAs, coupled with increasing pet dog ownership underscores the urgency to understand the influence of dogs on wildlife activity and health.
Alys Granados   +3 more
wiley   +1 more source

Tierras y agua en disputa. Diferenciación de derechos y mediación de conflictos en los pueblos de indios de Córdoba, Río de la Plata (primera mitad del siglo XIX)

open access: yesFronteras de la Historia, 2011
En este artículo abordamos los conflictos por posesión, uso y distribución de tierras y agua de riego en los pueblos de indios de Córdoba en la primera mitad del siglo XIX, con el objeto de identificar distintos derechos y usos sociales de esos recursos ...
Sonia Tell
doaj  

Ecology of declining populations of gray foxes (Urocyon cinereoargenteus) in Indiana, USA Ecología de las poblaciones en declive de zorros grises (Urocyon cinereoargenteus) en Indiana, EE.UU.

open access: yesWildlife Monographs, EarlyView.
We estimated seasonal space use, cover selection, and resource selection; evaluated gene flow and potential genetic barriers; and assessed cause‐specific survival rates and reproduction of radiomarked gray foxes in Indiana, USA. Our results provide evidence that gray foxes in Indiana are an edge species with relatively large home ranges, relatively low
Tim L. Hiller   +5 more
wiley   +1 more source

Hospitaller Revenues, Bourbon Regalism: The Financial Administration of the Grand Priory of Castile and León under an American Parvenu

open access: yesHistory, EarlyView.
Abstract After the vicissitudes of the War of the Spanish Succession (1701–14), the consolidation of the Bourbon Monarchy in early eighteenth‐century Spain allowed Philip V's ministry to implement the so‐called Nueva Planta in his various kingdoms and lordships of the Crown of Aragon, but also in Castile.
Roberto Quirós Rosado
wiley   +1 more source

Tierra y negocios en Salta a fines del siglo XIX y principios del XX. Estudio de casos

open access: yesHistoria Regional, 2010
El trabajo analiza las estrategias desarrolladas por Vicente Arquati y Paulino Echazú en diferentes espacios socioeconómicos de la provincia de Salta, entre fines del siglo XIX y principios del XX.
Michel, Azucena del Valle   +2 more
doaj  

Home - About - Disclaimer - Privacy