نتایج جستجو برای: hg ecotoxicology

تعداد نتایج: 31722  

Journal: :Pesticidas: Revista de Ecotoxicologia e Meio Ambiente 1997

Journal: :Environmental Health Perspectives 1980

2015
Melissa A. MCKINNEY Sara PEDRO Rune DIETZ Christian SONNE Aaron T. FISK Denis ROY Bjørn M. JENSSEN Robert J. LETCHER

Bioaccumulative and biomagnifying contaminants, such as persistent organic pollutants (POPs) and mercury (Hg), have for decades been recognized as a health concern in arctic marine biota. In recent years, global climate change (GCC) and related loss of arctic sea ice have been observed to be driving substantial change in arctic ecosystems. This review summarizes findings documenting empirical l...

2014
Bernd Sures Nadine Ruchter Sonja Zimmermann Michael Eisinger Henner Hollert

This Editorial introduces a series of papers on 'Progress in ecotoxicology, environmental chemistry and ecology' and was initiated in the context of the Joint SETAC GLB/GDCh Annual Meeting 2013 at the University of Duisburg-Essen. According to the title of the conference 'Ecotoxicology in an urban context' (Ökotoxikologie im urbanen Raum), a couple of conference contributions dealing with the o...

Journal: :Laboratory animals 2009
T D Williams G D Readman S F Owen

An improved knowledge and understanding of the fundamental biological requirements is needed for many of the species of fish held in captivity and, without this knowledge it is difficult to determine the optimal conditions for laboratory culture. The aim of this paper is to review the key issues concerning environmental enrichment for laboratory-held fish species and identify where improvements...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2014
Thomas Backhaus

Analytical monitoring surveys routinely confirm that organisms in the environment are exposed to complex multi-component pharmaceutical mixtures. We are hence tasked with the challenge to take this into consideration when investigating the ecotoxicology of pharmaceuticals. This review first provides a brief overview of the fundamental approaches for mixture toxicity assessment, which is then fo...

2005
John Cairns

The primary purpose of ecotoxicology is to provide a means of predicting the probability of harm from the use of chemicals or other environmental stressors (e.g., heat or suspended solids) upon complex natural systems. Although this statement may appear platitudinous, an examination of toxicological literature involving non-human species shows an inordinate preoccupation with studies of dose-re...

2015
Hyo Jeong Kim Preeyaporn Koedrith Young Rok Seo Ji-Dong Gu

Due to the rapid advent in genomics technologies and attention to ecological risk assessment, the term "ecotoxicogenomics" has recently emerged to describe integration of omics studies (i.e., transcriptomics, proteomics, metabolomics, and epigenomics) into ecotoxicological fields. Ecotoxicogenomics is defined as study of an entire set of genes or proteins expression in ecological organisms to p...

Journal: :Environmental toxicology and chemistry 2009
William H Clements Jason R Rohr

Community ecotoxicology is defined as the study of the effects of contaminants on patterns of species abundance, diversity, community composition, and species interactions. Recent discoveries that species diversity is positively associated with ecosystem stability, recovery, and services have made a community-level perspective on ecotoxicology more important than ever. Community ecotoxicology m...

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