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Abstract Hydrokinetic turbines are an emerging technology to supply reliable and renewable energy by harnessing kinetic energy from river or tidal flows. They are a potential alternative to current hydropower schemes tha...

Abstract Gate and earth-rock dam systems are the preferred dam types for river sections under deep overburden conditions, low head, and high flow rates. This study established a three-dimensional finite element model inc...

El objetivo de este trabajo es mostrar las utilidades del programa informático ModestR, en estudios sobre distribución de especies en ecosistemas marinos y de agua dulce de Colombia. Este programa se encuentra disponib...

Nesta revisão foi quantificada a ocorrência da desnutrição infantil em pré-escolares dos diferentes ecossistemas do Amazonas na última década. Foram incluídos os trabalhos que adotaram como parâmetro diagnóstic...

In 2012, a severe drought struck the southeastern of Brazil compromising the Paraná River Basin reservoirs. Here, we described how this climatic event promoted a massive mortality of the giant freshwater mussel Anodonti...

Good air tightness of filter membranes is necessary for opening excavation chamber under high pressure. To improve the value of air tightness, one should understand the pore structure and permeability change of filter me...

Los impactos del cambio climático son extensivos a distintas poblaciones con entornos variados. Sin embargo, sus repercusiones y mitigación adquieren diversas formas dependiendo tanto de las condiciones geomorfológica...

Este artículo trata sobre losefectos de las obras de tratamiento costero desarrolladas a lo largo del margendel río Paraná en la ciudad de Posadas (Argentina) que entre sus variadosefectos está erradicando la ciudad ...

Abstract Jacques Derrida delivered the basis of The Specters of Marx: The State of the Debt, the Work of Mourning, & the New International as a plenary address at the conference ‘Whither Marxism?’ hosted by the Unive...

ABSTRACT Pollen and seed dispersal patterns greatly influence the spatial distribution of plant genetic diversity. Microsatellite-based parentage analysis provides accurate estimates of contemporary gene dispersal. Altho...

ABSTRACTThe Amazon várzeas are an important component of the Amazon biome, but anthropic and climatic impacts have been leading to forest loss and interruption of essential ecosystem functions and services. The objectiv...

The problem of incomplete data matrices is repeatedly found in large databases; posing a significant obstacle for an effective treatment of data. This paper examines a self-organizing-map (SOM) based method of data imput...

In this paper the potencial importance of the río Negro valley on the peopling of Patagonia is discussed. Flowing along the Pampean-Patagonian border, the Río Negro drains Andean meltwaters across the Southern Cone ...

For many centuries, the landscape and cultural history of the Netherlands have been influenced by the rural estates of large landowners. Their country houses with gardens, parks and farmland formed an important combinati...

The shape and texture of coarse aggregate affect the properties of fresh and hardened concrete. However, there is limited information about the effects of aggregate characteristics on self-compactability, which can be re...

This work was developed to identify the stratification and mixing pattern in the Hatillo reservoir, the largest reservoir in the Greater Antilles and the reservoir with the greatest water storage capacity in the Dominica...

Secondary poisoning with anticoagulant rodenticides (ARs) has been identified as an important threat for raptor conservation worldwide. In 2019, the California State Legislature passed Assembly Bill 1788 (made effective ...

Aurora phenomenon is the most visible manifestation of space weather and play a crucial role in geoscientific studies of near-Earth space processes. Segmenting auroral image sequences from large vast observational data i...

Recent rock art research in the Pali Aike volcanic field (PAVF, southern Argentina and Chile) expanded the chronology (ca. 3100B.P.) and morphological and technical repertoire of abstract-geometric and figurative paintin...

Two species of grey foxes are recognized in the Southern Cone of America: Lycalopex griseus, and L. gymnocercus, which were traditionally separated by size and some cranial differences. Morphometric analyses of the skull...

Abstract Background Research on digital behaviour has largely centred on aggregated screen-time metrics, which offer limited insight into how distinct patterns of engagement within social media environments relate to psy...

Understanding the spatio-temporal structure and persistence of meteorological droughts is critical for climate risk assessment, particularly in regions with pronounced climatic gradients. Here, we present the first appli...

To induce new bone formation, mesenchymal stem cells were seeded onto atelocollagen honeycomb scaffold. We evaluated the efficacy of this scaffold combined with KUSA/A1 cells in vivo. KUSA/A1 cells alone and with ateloco...

Abstract Background Pigs have an indiscriminate eating behavior placing them at high risk of developing foreign body (FB) obstructions. Objectives Describe the clinical and diagnostic features, treatments, and outcome of...