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Advanced Search Results For "Air Pollutants"

1 - 10 of 98,422 results for
 "Air Pollutants"
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Occurrence and distribution of persistent organic pollutants (POPs) in the atmosphere of the Andean city of Medellin, Colombia.

Publication Type: Academic Journal

Source(s): Chemosphere [Chemosphere] 2022 Nov; Vol. 307 (Pt 1), pp. 135648. Date of Electronic Publication: 2022 Jul 12.

Abstract: Passive air sampling (PAS) was used to evaluate organochlorine pesticides, polychlorinated biphenyls, polybrominated diphenyl ethers, polybrominated biphenyl, hexabromocyclododecane, polychlorinated dibenzo-p-dioxins, polychlorinated dibenzofurans, and...

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Evaluation of fixed and adaptive concentration thresholds for particle filter systems.

Publication Type: Academic Journal

Source(s): Indoor air [Indoor Air] 2022 Oct; Vol. 32 (10), pp. e13134.

Abstract: Particle filtration can effectively reduce indoor concentrations of particulate matter (PM) but may incur high energy use. This study evaluates fixed and adaptive concentration thresholds to automate the operation of filtration systems. Simulated envir...

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Falling nickel concentrations in ambient air in South Wales - 50 years of progress.

Publication Type: Academic Journal

Source(s): Environmental science. Processes & impacts [Environ Sci Process Impacts] 2022 Oct 19; Vol. 24 (10), pp. 1821-1829. Date of Electronic Publication: 2022 Oct 19.

Abstract: Measurement of the composition of ambient air has become increasingly widespread over the last 50 years as the detrimental health effects of some air pollutants have become clearer and requirements for these measurements has been embedded in national a...

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Airborne bacterial communities in the poultry farm and their relevance with environmental factors and antibiotic resistance genes.

Publication Type: Academic Journal

Source(s): The Science of the total environment [Sci Total Environ] 2022 Nov 10; Vol. 846, pp. 157420. Date of Electronic Publication: 2022 Jul 16.

Authors:

Abstract: The accelerating occurrence and environmental dissemination of bacteria, gas pollutants and antibiotic resistance genes (ARGs) in aerosols of poultry farms have become emerging environmental issues due to their potential threat to animals, workers, and...

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On-line trace monitoring of volatile halogenated compounds in air by improved thermal desorption-gas chromatography-mass spectrometry.

Publication Type: Academic Journal

Source(s): Journal of chromatography. A [J Chromatogr A] 2022 Oct 25; Vol. 1682, pp. 463507. Date of Electronic Publication: 2022 Sep 15.

Authors:

Abstract: Volatile halogenated compounds (VHCs) are important industrial chemicals and play a crucial role in potential stratospheric ozone-depletion and global warming. Profiling of VHCs is of great significance but replete with challenges due to the species' r...

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Occupational Exposure to β-d-Glucans, Mould Allergens, Endotoxins and Cultivable Fungi in Pig Farms.

Publication Type: Academic Journal

Source(s): Annals of work exposures and health [Ann Work Expo Health] 2022 Oct 11; Vol. 66 (8), pp. 967-973.

Abstract: Airborne concentrations of organic dust on animal farms are known to be very high. This dust is partly composed of microorganisms such as bacteria, fungi and their components [endotoxins, (1→3)-β-d-glucans, mould allergens, mycotoxins], recognised as b...

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Particulate matter and ozone might trigger deaths from chronic ischemic heart disease.

Publication Type: Academic Journal

Source(s): Ecotoxicology and environmental safety [Ecotoxicol Environ Saf] 2022 Sep 01; Vol. 242, pp. 113931. Date of Electronic Publication: 2022 Jul 30.

Authors:

Abstract: Aims: To study the association between short-term exposure to air pollutants and mortality of Chronic Ischemic Heart Disease (CIHD).Methods: Using a case-crossover design, we investigated 148,443 CIHD deaths from 2015 to 2020 in Jiangsu Province, China...

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Using the aluminum decorated graphitic-C 3 N 4 quantum dote (QD) as a sensor, sorbent, and photocatalyst for artificial photosynthesis; a DFT study.

Publication Type: Academic Journal

Source(s): Journal of molecular graphics & modelling [J Mol Graph Model] 2022 Dec; Vol. 117, pp. 108302. Date of Electronic Publication: 2022 Aug 12.

Abstract: In this project, we have investigated the possibility of mimicking the natural photosynthesis, as well as sensing and adsorption application of aluminum decorated graphitic C 3 N 4 (Al-g-C 3 N 4 ) QDs (toward some air pollutants containing CO, CO 2 , a...

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Efficacy of HEPA Air Cleaner on Improving Indoor Particulate Matter 2.5 Concentration.

Publication Type: Academic Journal

Source(s): International journal of environmental research and public health [Int J Environ Res Public Health] 2022 Sep 13; Vol. 19 (18). Date of Electronic Publication: 2022 Sep 13.

Abstract: High-efficiency particulate air (HEPA) filters is a potential tool used to remove fine particles and improve indoor air quality. This study aims to analyze the real-world efficacy of portable HEPA air cleaners in a household environment. Laser light di...

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