Results 11 to 20 of about 280,237 (168)

A method for assessing chemical contamination of bottom sediments using bioassay approach

open access: yesИзвестия ТИНРО, 2023
A method for assessing the degree of marine pollution (TPFchem) is developed using a bioassay approach. The index TPFbio is calculated as the average coordinate of the optima of response curves (along the TPFchem gradient) known for the taxa of ...
A. V. Moshchenko   +2 more
doaj   +1 more source

Aquatic macrophytes as indicators of heavy metal pollution of water in DTD canal system [PDF]

open access: yesZbornik Matice Srpske za Prirodne Nauke, 2003
The aim of this investigation was to establish the presence or absence of chemical contamination of water and the littoral zone (banks) of Danube-Tisza-Danube (DTD) canal system. The investigation covered the canal section from Bezdan to Prigrevica.
Pajević Slobodanka P.   +5 more
doaj   +1 more source

THE IMPACT OF ENVIRONMENTAL POLLUTION AND INDUSTRIAL PROCESSES ON THE MICROBIAL CONTENT AND RESIDUAL ELEMENTS IN DRIED FRUITS [PDF]

open access: yesمجلة الأنبار للعلوم الزراعية, 2020
A number of dried fruits included figs, Qamar al-Din slices (dried apricots), tamarind paste, carrot slices, coconut slices, and lemon slices; were used to determine microbial counts (Total aerobic bacteria, total Coliform, E. coli, Staphylococcus aureus
A. O. F. Khashroum   +3 more
doaj   +1 more source

Microbiology in sustainable remediation of contaminated sites [PDF]

open access: yesMicrobiology Australia, 2023
The release of chemicals that have negative human or environmental health impacts has been rife around the world for a century. Approaches to contaminated site remediation have evolved over this time to address environmental contamination.
Mike Manefield, Matthew Lee
doaj  

Assessing Biological Effects of Contaminants in the Gulf of Finland, Northeastern Baltic Sea, Using Sediment Biotests with Amphipods (Monoporeia affinis) and Biomarker Responses in Clams (Macoma balthica)

open access: yesProceedings, 2023
The Gulf of Finland, in the northeastern Baltic Sea, is experiencing ongoing adverse effects due to human activities, leading to a decline in the quality of the marine environment [...]
Ivan Kuprijanov   +3 more
doaj   +1 more source

Green and Facile Synthesis of Metal-Organic Framework Cu-BTC-Supported Sn (II)-Substituted Keggin Heteropoly Composites as an Esterification Nanocatalyst for Biodiesel Production

open access: yesFrontiers in Chemistry, 2020
In the present study, metal-organic framework Cu-BTC-supported Sn (II)-substituted Keggin heteropoly nanocomposite (Sn1.5PW/Cu-BTC) was successfully prepared by a simple impregnation method and applied as a novel nanocatalyst for producing biodiesel from
Qiuyun Zhang   +8 more
doaj   +1 more source

Chemical Contamination of Water Supplies [PDF]

open access: yesEnvironmental Health Perspectives, 1985
Man-made organic chemicals have been found in drinking water for many years. Their numbers and varieties increase as our analytical capabilities improve. The identified chemicals comprise 10 to 20% of the total organic matter present. These are volatile or low molecular weight compounds which are easily identified.
openaire   +2 more sources

Hazard of chemical substances contamination of protective clothing for firefighters – a survey on use and maintenance

open access: yesInternational Journal of Occupational Medicine and Environmental Health, 2021
Objectives The objective of the work was to analyze the impact of selected factors concerning the use and maintenance of firefighters’ protective clothing worn during rescue operations on the hazard of contamination by chemical substances.
Sylwia Maria Krzemińska   +1 more
doaj   +1 more source

Eco-chemical knowledge, behavior and engagement of workers employed in the mineral fertilizer industry in Novi Sad [PDF]

open access: yesHemijska Industrija, 2006
The level of environmental pollution is influenced by the knowledge, behavior and ecological engagement of both the individual and society. The mineral fertilizer industry represents a potential source of pollution.
Cvjetićanin Stanko, Segedinac Mirjana
doaj   +1 more source

Sensors for Chemical Contaminants in Water

open access: yesThe Boolean: Snapshots of Doctoral Research at University College Cork, 2022
Long-term exposure to chemical contaminants in our drinking water can have adverse effects on human health. Such exposure has been linked to cancers, neurological diseases, and cardiovascular diseases. Examples of chemical contaminants found in our water systems include nitrates, heavy metals such as lead, and disinfectant by-products.
openaire   +2 more sources

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