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Physical Sciences and Mathematics Commons

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Fresh Water Studies

Western Washington University

Pollution

Articles 1 - 2 of 2

Full-Text Articles in Physical Sciences and Mathematics

Morphological And Molecular Analysis Of The Toxicity Of Pharmaceutical-Derived Aquatic Contaminants (Ppcps)​ In Zebrafish, Ronit Jain, Cathy A. Laetz Apr 2018

Morphological And Molecular Analysis Of The Toxicity Of Pharmaceutical-Derived Aquatic Contaminants (Ppcps)​ In Zebrafish, Ronit Jain, Cathy A. Laetz

Salish Sea Ecosystem Conference

Pharmaceutical chemicals, a subset of pharmaceuticals and personal care products (PPCPs), are aquatic contaminants of emerging concern (CECs) that have been detected at elevated concentrations in surface water globally, entering waterways primarily through sewage discharges containing unmetabolized drugs and improper drug disposal. However, the aquatic toxicity of these contaminants, especially in complex mixtures, is poorly understood; moreover, biomarker frameworks have not been largely applied to this class of contaminants. Here, the toxicity of two cardiac-specific medications, triamterene (diuretic) and gemfibrozil (fibrate), was examined both singly and in mixture concentrations in order to better understand the toxicological implications of PPCP mixtures …


If Historic Marine Pollution Ceases, Will The Natural Intertidal Community Return? How Exposure To And Release From Pollution Disturbance Shapes Rocky Intertidal Communities In The Salish Sea, Shannon Bard, Aaron Eger, Julia Baum Apr 2018

If Historic Marine Pollution Ceases, Will The Natural Intertidal Community Return? How Exposure To And Release From Pollution Disturbance Shapes Rocky Intertidal Communities In The Salish Sea, Shannon Bard, Aaron Eger, Julia Baum

Salish Sea Ecosystem Conference

Marine ecosystems in the Salish Sea are subject to a variety of pollution-based disturbances that restructure the composition of the vegetative and animal communities. A prime historical example of this is the effluent discharged from pulp mills across the province, which have been shown to have substantial negative impacts on coastal biodiversity. However, as environmental regulations have become more stringently enforced and the economic drivers of pulp mills have slowed down, in some areas much of this pollution has abated. The diminishment and in some cases, elimination of such disturbances provides a unique opportunity to assess the recovery of communities …