Results 71 to 80 of about 4,176 (181)

The Economic and Ecological Impact of Soy in Brazil: A Synthetic Control Method Approach

open access: yesJournal of Agricultural Economics, EarlyView.
ABSTRACT In recent decades, soy expansion in Brazil has generated significant environmental, social and economic impacts. However, there is no consensus about benefits and drawbacks, calling for a more careful account of the economic and ecological diversity of the territories where this phenomenon has been unfolding.
Stefano Ghinoi   +3 more
wiley   +1 more source

Scientists’ warning on the global destruction of rock outcrop ecosystems

open access: yesConservation Biology, EarlyView.
Abstract Rock outcrops are geological formations that harbor a highly specialized biota adapted to harsh environmental conditions that differ from their surrounding landscapes. They are globally distributed, especially in old, highly weathered landscapes, and can function as habitat islands containing high levels of endemism and distinct evolutionary ...
Luiza F. A. de Paula   +19 more
wiley   +1 more source

Detection of explosive atmospheres using the software AtmosXp V 2.0

open access: yesDyna, 2014
Las condiciones de atmósferas explosivas y acumulación de gases dentro de las minas subterráneas de carbón requieren un anális is detallado y el desarrollo de modelos y mecanismos que permitan su detección.
Carlos Mauricio Álvarez Álvarez   +4 more
doaj  

Using the capabilities approach to achieve people‐centered conservation

open access: yesConservation Biology, EarlyView.
Abstract Top‐down interventions carried out by state and nonstate institutions to conserve biodiversity and improve the lives of forest‐proximate people (FPP) in the Global South tend to reflect economistic understandings of human well‐being. More progressive and people‐centered conservation projects are guided by normative visions of how the world ...
Arthur Rodrigues   +4 more
wiley   +1 more source

Transcriptomic and proteomic signatures underlying nymphal adaptation and foam production in the forage pest Mahanarva spectabilis

open access: yesInsect Molecular Biology, EarlyView.
RNA‐seq and Batelli gland proteomics of fifth‐instar Mahanarva spectabilis nymphs reveal transcripts and proteins associated with xylem feeding, foam production and environmental interaction. Functional annotation identified genes involved in osmoregulation, detoxification, chemosensation and stress responses, while proteomic analysis confirmed ...
Monique da Silva Bonjour   +8 more
wiley   +1 more source

Consensus on energy‐based devices for keloids and hypertrophic scars: A Latin American Delphi study

open access: yesJournal of the European Academy of Dermatology and Venereology, EarlyView.
Latin American Delphi consensus supports a sequential, multimodal approach to keloids and hypertrophic scars: vascular devices for early/inflammatory lesions; intralesional triamcinolone + 5‐fluorouracil and other injectable drugs for active scars; fractional lasers for texture; and pigment‐targeting therapies for dyschromia, prioritizing safety in ...
Gisele Viana de Oliveira   +24 more
wiley   +1 more source

BENEFICIO DE LOS CARBONES GUACHINTE (CAUCA) Y GOLONDRINAS (VALLE DEL CAUCA) USANDO UN CIRCUITO CICLÓNICO EN DOS ETAPAS DE SEPARACIÓN

open access: yesDyna, 2008
Dos carbones del Sur-Occidente Colombiano, minas Guachinte (Cauca) y Golondrinas (Valle del Cauca), se beneficiaron usando un circuito ciclónico en medio denso en dos etapas de separación en serie.
ANDRÉS F. ROJAS, JUAN M. BARRAZA
doaj  

Application of Baicalein Solution as a Novel Antioxidant After Bleaching: Analysis of Its Effects on Immediate Color Stability and the Reestablishment of Bond Strength in Bleached Enamel

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective To evaluate the antioxidant capacity of the baicalein solution (BA), as well as its effect when applied for different times to the surface of bleached dental enamel, considering immediate color stability and bond strength. Materials and Methods Bovine enamel/dentin specimens (4 × 4 × 3 mm) were randomly divided into five groups (n ...
Herica Myllena Correia da Silva   +4 more
wiley   +1 more source

The Landless Rural Workers Movement (MST) and New Agrarian Questions in Brazil

open access: yesJournal of Agrarian Change, EarlyView.
ABSTRACT The Landless Rural Workers Movement of Brazil (MST) primarily organized occupations of large‐scale farms, forcing the redistribution of land for creation of agrarian reform settlements. In the past 20 years, however, land occupations and the establishment of new agrarian reform settlements have consistently declined, while the MST shifted ...
Estevan Coca, Gustavo de L. T. Oliveira
wiley   +1 more source

Utilidad de las ténicas de espirometría y oximetría en la predicción de alteración pulmonar en trabajadores de la minería del carbón en Paipa-Boyacá

open access: yesRevista de la Facultad de Medicina, 2009
Antecedentes. En 2003 se reportó incidencia de 762 casos de neumoconiosis y 3686 casos de enfermedad respiratoria crónica en Colombia. Objetivo.
Nubia Mercedes González Jiménez   +4 more
doaj  

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