Results 41 to 50 of about 83,834 (230)

OPERAÇÃO DE POÇOS TUBULARES PROFUNDOS

open access: yesRevista Águas Subterrâneas, 1997
Resumo não disponível.
Ivanir Borella Mariano
doaj  

Conflitos pela água, leis nacionais e os ODS: monitoramento para uma governança democrática

open access: yesDesenvolvimento e Meio Ambiente, 2023
A Agenda ONU (Organização das Nações Unidas) 2030 reconhece, no conjunto de seus 17 ODS (Objetivos de Desenvolvimento Sustentável), a presença de conflitos de distintos graus, natureza e tipologia.
Gesmar Rosa Santos   +2 more
doaj   +1 more source

Body Size Regulates Niche Overlap Asymmetry in the Subtropical Andes Rain Shadow: Isotopic Paleoecology of Oligocene South American Ungulates

open access: yesIntegrative Zoology, EarlyView.
This study provides the first isotopic analysis of Oligocene mammals from Quebrada Fiera, Mendoza, Argentina, filling a major gap in South American paleontology. It reveals a latitudinal gradient in aridity due to the Andean rain shadow and highlights the role of (semi)permanent water bodies in sustaining diverse herbivore communities. Additionally, it
Dánae Sanz‐Pérez   +4 more
wiley   +1 more source

Hobbyist preferences for pet freshwater turtles

open access: yesConservation Biology, EarlyView.
Abstract The burgeoning pet trade is a primary threat to wild freshwater turtles worldwide. Although the risks from commercial exploitation of turtles have been discussed widely, there is little empirical research on preferences for pet turtles from a hobbyists’ perspective.
Jingjing Zhao   +7 more
wiley   +1 more source

Viabilidade financeira na aquisição de equipamentos para redução de consumo de água e energia em instituição pública [PDF]

open access: diamond, 2022
Luiz Carlos   +3 more
openalex   +1 more source

Distribution, scale, and drivers of mass mortality events in Europe's freshwater bivalves

open access: yesConservation Biology, EarlyView.
Abstract Mass mortality events (MMEs) are decimating populations and compromising key ecosystem functions around the globe. One taxon particularly vulnerable to MMEs is freshwater bivalve mollusks. This group has important ecosystem engineering capacities and includes highly threatened and highly invasive taxa.
Daniel A. Cossey   +39 more
wiley   +1 more source

Representation of obligate groundwater‐dwelling copepod diversity in European protected areas

open access: yesConservation Biology, EarlyView.
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

Dinâmica do mercado internacional de café e determinantes na formação de preços

open access: yesEconomia & Região, 2016
Este estudo tem como objetivo descrever os fatores importantes que afetam a indústria de café mundial através de formulação de uma modelo de mercado que representa a produção de café, a demanda, os preços e também uma equação de estoque.
Ricardo Candéa Sá Barreto   +1 more
doaj  

Miosite Benigna Aguda da Infância Associada ao Vírus Influenza B: Relato de Caso

open access: yesGazeta Médica
A miosite benigna aguda da infância (BACM) é uma complicação rara associada a infeções respiratórias virais, sendo o vírus da Influenza B o agente mais frequente.
Ana Rita M. Afonso   +2 more
doaj   +1 more source

An integrated approach to balance freshwater connectivity restoration and invasion risk

open access: yesConservation Biology, EarlyView.
Abstract Habitat fragmentation negatively affects many native migratory fish populations. However, this fragmentation can also prevent the spread and establishment of invasive species. We modified the dendritic connectivity index (DCI), a commonly used freshwater connectivity metric, to account for multiple invasive dispersal pathways in estimates of ...
Alex Arkilanian   +3 more
wiley   +1 more source

Home - About - Disclaimer - Privacy