Results 61 to 70 of about 1,551 (166)
Resumo O tracoma é a principal causa de cegueira prevenível nos países em desenvolvimento. O objetivo foi descrever o panorama do tracoma entre escolares no Estado de Pernambuco, identificando as estratégias norteadoras do programa de controle e ...
Fabia Alexandra Pottes Alves +3 more
doaj +1 more source
How much biotic nativeness matters across human demographic groups
Abstract Many central concepts of conservation biology—such as nativeness—are structured by ecological and social factors. However, the social consequences of using these concepts to make conservation decisions remain inadequately understood. Some researchers argue that nativeness, rather than acting as an objective proxy for important ecological ...
Harold N. Eyster, Rachelle K. Gould
wiley +1 more source
Comprehensive framework for assessing and optimizing existing research networks
Abstract Conservation, monitoring, and research networks, or collections of ecological research sites unified under a common mission of data collection or a research mission, are essential infrastructure for understanding large landscapes. However, most networks developed opportunistically over decades rather than through systematic design, creating ...
Alyson East +2 more
wiley +1 more source
Estado ecológico de dos arroyos serranos del sur de Córdoba, Argentina
Los métodos que diagnostican deterioro de ambientes fluviales a partir del análisis de componentes bióticos del ecosistema han recibido considerable atención en las últimas décadas.
Cristina M. Gualdoni +2 more
doaj
Restam cerca de 2% da área de distribuição original da Floresta com Araucária, menos de 1% está protegida em Unidades de Conservação. Em Santa Catarina, a sub-bacia do rio Chapecó foi objeto de estudo para a criação de um Corredor Ecológico estadual ...
Gisele Garcia Alarcon
doaj +1 more source
Representation of obligate groundwater‐dwelling copepod diversity in European protected areas
Abstract Groundwaters sustain diverse surface ecosystems and are populated by metazoan species, mostly invertebrates, that provide fundamental ecological functions and are often of prominent conservation value due to narrow endemism and high phylogenetic rarity.
Francesco Cerasoli +7 more
wiley +1 more source
O objeto de pesquisa deste artigo refere-se aos repasses da cota-parte do ICMS ao Município de Toledo – Paraná, especificamente no que concerne ao ICMS Ecológico, referente aos anos 2004/2008.
Helda Elaine Völz +1 more
doaj +1 more source
Mist‐net sampling comprises a key methodological component of assemblage‐wide avifaunal studies, particularly in the understorey of closed‐canopy tropical forests. To investigate mist‐net bird captures and species assemblage structure, we compiled data from 312 sites across the Pan‐Amazon.
Pilar L. Maia‐Braga +14 more
wiley +1 more source
Summary Reflectance spectroscopy is a rapid method for estimating traits and discriminating species. Spectral libraries from herbarium specimens represent an untapped resource for generating broad phenomic datasets across space, time, and taxa. We conducted a proof‐of‐concept study using trait data and spectra from herbarium specimens up to 179 yr old,
Dawson M. White +6 more
wiley +1 more source
Beyond species means – the intraspecific contribution to global wood density variation
Summary Wood density is central for estimating vegetation carbon storage and a plant functional trait of great ecological and evolutionary importance. However, the global extent of wood density variation is unclear, especially at the intraspecific level. We assembled the most comprehensive wood density collection to date, including 109 626 records from
Fabian Jörg Fischer +105 more
wiley +1 more source

