Results 11 to 20 of about 415,169 (159)

A multiscale seasonal examination of the risk of harm to seabirds from vessels based on co-occurrence in Alaskan waters. [PDF]

open access: yesConserv Biol
Abstract Alaska's seascape supports globally significant seabird populations, including vulnerable and threatened species, and hosts economically important commercial fisheries and marine transportation corridors. Seasonal patterns of seabird movements and vessel traffic create a complex landscape of risk, defined as high levels of co‐occurrence ...
Kapsar K, Sullender BK, Kuletz KJ.
europepmc   +2 more sources

Mapping illegal trade routes of live cheetahs from the Horn of Africa to the Arabian Peninsula. [PDF]

open access: yesConserv Biol
Abstract Less than 7000 cheetahs (Acinonyx jubatus) persist in Africa. Although human–wildlife conflict, habitat degradation, and loss of prey are major threats to cheetah populations, illegal trade in live cubs for pets may have the most significant impact on populations in the Horn of Africa.
Evangelista PH   +11 more
europepmc   +2 more sources

Nos ventos do comércio negreiro: a participação dos traficantes baianos nas procurações passadas no termo de Vila do Carmo, 1711-1730

open access: yesRevista de História, 2008
O objetivo do artigo é estudar a participação dos traficantes residentes na capitania da Bahia nas escrituras de "procuração bastante" emitidas no termo de Vila do Carmo entre 1711 e 1725, excetuando o período entre 1721 e 1725.
Carlos Leonardo Kelmer Mathias
doaj   +1 more source

Tráfico de animais silvestres e seus impactos no meio

open access: yesPubvet, 2021
O contrabando de animais silvestres é a terceira prática ilícita mais lucrativa no mundo, ficando atrás apenas do tráfico de armas e o de drogas.
Daniela Ferreira Duarte   +8 more
doaj   +1 more source

Perturbação no Tráfico Rodoviário [PDF]

open access: yes, 2012
Dado um conjunto de veículos (automóveis), que se encontram a circular numa via de tráfego rodoviário, em formato de fila única, à (aproximadamente) mesma velocidade e cujo as distâncias entre dois veículos consecutivos quaisquer mantém-se iguais, neste ...
Silva, Adilson de Jesus Martins da
core   +3 more sources

Novas interpretações do tráfico de escravos do Atlântico

open access: yesRevista de História, 1989
Os estudos mais sistemáticos sobre o tráfico de escravos possibilitaram inúmeras correições de conceitos ideológicos e de estimativas estatísticas inicialmente distorcidas pela campanha abolicionista.
Herbert S. Klein
doaj   +1 more source

Compactación inducida durante cosecha mecánica de Saccharum spp. y su relación con propiedades estructurales del suelo

open access: yesAIA Avances en Investigación Agropecuaria, 2022
Objetivo: Caracterizar la compactación inducida durante la cosecha Saccharum spp. con vagones autovolteo, en términos de resistencia mecánica a la penetración y densidad aparente en húmedo considerando su variabilidad espacial.
Sebastian Saavedra-Rincón   +1 more
doaj   +1 more source

OCRL1 Deficiency Affects the Intracellular Traffic of ApoER2 and Impairs Reelin-Induced Responses

open access: yesBiomolecules
Lowe Syndrome (LS) is a rare X-linked disorder characterized by renal dysfunction, cataracts, and several central nervous system (CNS) anomalies.
Luz M. Fuentealba   +2 more
doaj   +1 more source

Algoritmo de control de carga basado en calidad de experiencia en redes LTE [PDF]

open access: yes, 2018
El enorme incremento de tráfico y servicios en redes móviles hace que la gestión de las redes haya cambiado su foco de la calidad de servicio (QoS, de sus siglas en inglés) a la calidad de experiencia (QoE).
Marí-Altozano, María Luisa
core  

An experimental approach to assess the combined effects of multiple stressors on a large vertebrate species

open access: yesConservation Biology, EarlyView.
Abstract The design of experiments to investigate the combined effects of multiple stressors requires exposing target organisms to multiple combinations of stressor doses. Concurrent manipulation of stressors is often infeasible with wildlife, but long‐lasting health effects allow individual health to be used as an integrator of prior stressor exposure.
Enrico Pirotta   +24 more
wiley   +1 more source

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