Browsing Atmospheric Science Cluster by Title
Now showing items 17-36 of 37
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Impact of alternate Mn doping in ternary nanocomposites on their structural, optical and antimicrobial properties: Comparative analysis of photocatalytic degradation and antibacterial activity
( Academic Press , 2023 , Article)The present study was done to investigate and compare the photocatalytic and antibacterial activity of two in situ Manganese doped ternary nanocomposites. The dual ternary hybrid systems comprised Mn-doped Ag2WO4 coupled ... -
Impact of SARS-CoV-2 on Ambient Air Quality in Northwest China (NWC)
( MDPI , 2021 , Article)SARS-CoV-2 was discovered in Wuhan (Hubei) in late 2019 and covered the globe by March 2020. To prevent the spread of the SARS-CoV-2 outbreak, China imposed a countrywide lockdown that significantly improved the air quality. ... -
In-site and ex-site date palm exposure to heavy metals involved infra-individual biomarkers upregulation
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)As a tree of considerable importance in arid regions—date palm, Phoenix dactylifera L. survival in contaminated areas of Sfax city has drawn our attention. Leaf samples of the plants grown in the study area showed high ... -
Indoor and Outdoor Air Pollution in Doha - cases of schools and residences
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)The World Health Organization (WHO) attributes air pollution to 1 in 8 deaths worldwide, where exposure to indoor air pollutants is a significant contributor to incidences of heart disease, respiratory problems, and cancer ... -
Inter-annual variability and distribution of aerosols during winters and aerosol optical thickness over Northeastern Pakistan
( Springer , 2020 , Article)ir pollution during winters over north-eastern (NE) Pakistan (71–74.5 E, 28–34 N) is a major challenge that affects human health, climate and daily life. In this article, distribution of aerosols and its optical properties ... -
Investigation and Application of Bacillus licheniformis Volatile Compounds for the Biological Control of Toxigenic Aspergillus and Penicillium spp
( American Chemical Society , 2019 , Article)The present study was designed to investigate the antagonistic activity of Bacillus licheniformis BL350-2 against mycotoxigenic strains of Aspergillus and Penicillium. In vitro coincubation for 5 days indicated Aspergillus ... -
Long-term assessment of onshore and offshore wind energy potentials of Qatar
( MDPI AG , 2021 , Article)Exploitation of conventional energy resources has caused a deliberate increase in the emitted carbon in the atmosphere, which catalyzes global warming trends. This is a matter of concern, especially in Qatar, where fossil ... -
Long-Term Variability of Aerosol Concentrations and Optical Properties over the Indo-Gangetic Plain in South Asia
( MDPI , 2022 , Article)Emissions of atmospheric pollutants are rapidly increasing over South Asia. A greater understanding of seasonal variability in aerosol concentrations over South Asia is a scientific challenge and has consequences due to a ... -
Mitigation of particulate matters and integrated approach for carbon monoxide remediation in an urban environment
( ELSEVIER , 2021 , Article)Air pollution is a serious threat throughout the world and may cause remarkable loss to human health and other living beings. A study was conducted to investigate the main sources of contaminants including CO, fine particle ... -
PAH concentrations and exposure assessment from house dust retained in air-conditioning filters collected from Greater Doha, Qatar
( Springer Netherlands , 2019 , Article)Polycyclic aromatic hydrocarbons (PAHs) bound in dust retained in air-conditioning unit filters from 13 households in Greater Doha, Qatar, were quantified using GC–MS spectrometry. The median concentrations of ∑16PAH and ... -
Pollution Characteristics of Particulate Matter (PM2.5 and PM10) and Constituent Carbonaceous Aerosols in a South Asian Future Megacity
( MDPI , 2020 , Article)The future megacity of Faisalabad is of prime interest when considering environmental health because of its bulky population and abundant industrial and anthropogenic sources of coarse particles (PM10) and fine airborne ... -
Polycyclic aromatic hydrocarbons in dust from the indoor environment of Qatar
( Hamad Bin Khalifa University Press , 2016 , Conference Paper)Polyaromatic Hydrocarbons (PAHs) concentrations in dust trapped on air conditioning unit filters operating in residential and workplace locations in Doha, Qatar were sampled and measured. Fourteen samples were collected ... -
Reflectance spectroscopy and ASTER mapping of aeolian dunes of Shaqra and Tharmada Provinces, Saudi Arabia: Field validation and laboratory confirmation
( Taylor and Francis Group , 2022 , Article)Spatial variability of grain sizes and mapping of aeolian dunes is important to study the sand erosion, transport, and dune movement and to understand the dune encroachment and land degradation. This study examines the ... -
Solar driven photocatalytic degradation potential of novel graphitic carbon nitride based nano zero-valent iron doped bismuth ferrite ternary composite
( Elsevier , 2021 , Article)The synthetic industry has destroyed the life span of human beings due to environmental pollution. The discharged organic pollutants can be degraded by many physicochemical techniques, among them the heterogeneous ... -
Staminodes evolution and in vitro development innovation in date palm (Phoenix dactylifera L.)
( Elsevier Masson SAS , 2019 , Article)The in vitro cultivation of date palm staminodes (vestigial stamens) at different stages of female floral ontogenesis confirms the persistence at an immature state of such organs at all the floral differentiation stages. ... -
Systematic laboratory approach to produce Mg-rich carbonates at low temperature
( Royal Society of Chemistry , 2021 , Article)Dolomite is a common Mg-rich carbonate in the geological record, but the mechanism of its formation remains unclear. At low temperature, the incorporation of magnesium ions into the carbonate minerals necessary to form ... -
Temporal variations in ambient air quality indicators in Shanghai municipality, China
( Nature Research , 2020 , Article)© 2020, The Author(s). Official data on daily PM2.5, PM10, SO2, NO2, CO, and maximum 8-h average O3 (O3_8h) concentrations from January 2015 to December 2018 were evaluated and air pollution status and dynamics in Shanghai ... -
Transcriptome assembly and abiotic related gene expression analysis of date palm reveal candidate genes involved in response to cadmium stress
( Elsevier Inc. , 2019 , Article)Date palm in Tunisia is of major economic importance but are also factors of social, environmental and economic stability. An annotated assembly of the transcriptome of cultivar Deglet Nour was reported. RNA was isolated ... -
Understanding the role of atmospheric circulations and dispersion of air pollution associated with extreme smog events over South Asian megacity
( Springer , 2022 , Article)The winter fog/haze events in northeastern Pakistan and surrounding regions of India are often mixed with pollutants to form smog, and consequently damage human health and hampers daily life in the form of fatalities through ... -
Wrf-chem simulation for modeling seasonal variations and distributions of aerosol pollutants over the middle east
( MDPI , 2021 , Article)Atmospheric aerosols and dust have become a challenge for urban air quality. The pre-sented study quantified seasonal spatio-temporal variations of aerosols, tropospheric ozone, and dust over the Middle East (ME) for the ...
