Results 51 to 60 of about 2,694 (171)

Dioxin and PCB levels in blood and human milk in relation to living areas in the Netherlands [PDF]

open access: yes, 1994
Dioxins and polychlorinated biphenyls (PCBs) are ubiquitous toxic compounds in the environment. Negative influences of these compounds on the health status of human beings have been described.
Boersma, H. (Eric)   +7 more
core   +1 more source

Plastic recycling: Challenges and opportunities

open access: yesThe Canadian Journal of Chemical Engineering, Volume 103, Issue 6, Page 2462-2498, June 2025.
Abstract This review offers an in‐depth exploration of current strategies for recycling plastic waste, focusing on mechanical, chemical, and energy recovery methods. It situates these strategies within the context of modern practices by examining ongoing research methodologies and specific case studies related to various types of plastic waste.
Pradeep Sambyal   +6 more
wiley   +1 more source

Concentrations of Polychlorinated Biphenyls (PCBs), Polychlorinated Dibenzo-p-dioxins and Furans (PCDD/Fs), and Polybrominated Diphenyl Ethers (PBDEs) as Functions of Sample Depth in Killer Whale (Orcinus orca) Blubber [PDF]

open access: yes, 2007
Concentrations of polychlorinated biphenyls (PCBs), polychlorinated dibenzo-p-dioxins and dibenzofurans (PCDD/Fs), and polybrominated diphenyl ethers (PBDEs) were examined as a function of depth in killer whale (Orcinus orca) blubber samples.
Michael G. Ikonomou   +2 more
core   +1 more source

Polychlorinated Naphthalenes and Polychlorinated Biphenyls in Benthic Organisms of a Great Lakes Food Chain [PDF]

open access: yesArchives of Environmental Contamination and Toxicology, 2004
Invasion of zebra mussels, Dreissena polymorpha, and round gobies, Neogobius melanostomus, into the Great Lakes has altered the food web structure and thereby the pathways of toxic contaminants such as polychlorinated biphenyls (PCBs) and polychlorinated naphthalenes (PCNs). In this study, concentrations of PCNs and PCBs were measured in organisms of a
Hanari, N.   +6 more
openaire   +3 more sources

Advancements in Biochar as a Sustainable Adsorbent for Water Pollution Mitigation

open access: yesAdvanced Science, Volume 12, Issue 19, May 22, 2025.
Biochar, obtained through pyrolysis of organic waste, serves as a sustainable solution for wastewater treatment due to its adaptability and low‐cost nature. This review comprehensively examines recent advancements in biochar production, functional modifications, and applications, highlighting the integration of machine learning and artificial ...
Devika Laishram   +3 more
wiley   +1 more source

Atmospheric Polychlorinated Naphthalenes in a Tropical Megalopolis of Vietnam: Concentrations, Potential Sources, and Health Risk

open access: yesAerosol and Air Quality Research
In this study, 75 congeners of polychlorinated naphthalenes (PCNs - the new persistent organic pollutants under the Stockholm Convention) were firstly analyzed in ambient air samples collected at five sites in Vietnam.
Ngo Thi Thuan   +5 more
doaj   +1 more source

Chemical contamination in southwest Puerto Rico: a survey of contaminants in the coral Porites astreoides [PDF]

open access: yes, 2009
Coral ( Porites astreoides ) from eight sites in southwest Puerto Rico were analyzed for approximately 150 chemical contaminants, to provide a preliminary characterization of environmental contamination in the corals, and assess the relationships between
Caldow, Chris   +6 more
core  

A GIS model-based assessment of the environmental distribution of g-hexachlorocyclohexane in European soils and waters [PDF]

open access: yes, 2010
The MAPPE GIS based multimedia model is used to produce a quantitative description of the behaviour of γ-hexachlorocyclohexane (γ-HCH) in Europe, with emphasis on continental surface waters.
A. Pistocchi   +50 more
core   +2 more sources

Recent Trends in the Development of Green Analytical Sample Preparation Methods Using Advanced Materials

open access: yesJournal of Separation Science, Volume 48, Issue 5, May 2025.
ABSTRACT Recent concern about the impact of environmental preservation and the health of living beings has opened new avenues for scientific research. In this context, contemporary analytical chemistry has been marked by the development of green analytical methodologies, which aim to reduce the use of toxic reagents and minimize the environmental ...
Eduardo Carasek   +5 more
wiley   +1 more source

Screening legacy and emerging organic pollutants in the contaminated soil of Dhaka, Bangladesh

open access: yesEmerging Contaminants
The current understanding of the legacy and emerging organic pollutants in the soil of Bangladesh remains limited. Inadequate disposal practices, particularly in e-waste, landfills, and industrial operations, may lead to the pervasive presence of ...
Refayat Nigar   +7 more
doaj   +1 more source

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