Browsing Environmental Science Center by Title
Now showing items 271-290 of 464
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Mangrove carbon stocks and biomass partitioning in an extreme environment
( Elsevier , 2020 , Article)Global inventories that show mangrove forests have rich carbon stores currently lack data from arid areas where carbon stocks may be functionally impoverished relative to humid regions. We quantified total carbon stocks ... -
Mangrove-bearing limestone from the Eocene Dammam Formation, Arabian Gulf: Implications for the mangrove dispersal controversy
( springer link , 2012 , Article)Fossil mangrove remains are found within the shallow carbonate strata of the Middle Eocene Dammam Formation of the Arabian Gulf. This formation is of wide distribution across most eastern parts of the Arabian Platform and ... -
Mapping and accuracy assessment of siltation of recharge dams using remote sensing technique
( Nature Research , 2020 , Article)© 2020, The Author(s). This study demonstrates the use of ASTER data to map the siltation of the Al-Khod Dam constructed at the lower reaches of Samail Catchment area, north Muscat, Sultanate of Oman. In this study, the ... -
Mapping biodiversity conservation priorities for protected areas: A case study in Xishuangbanna Tropical Area, China
( Elsevier , 2020 , Article)Global biodiversity is declining rapidly, posing a severe threat to ecosystem functions and services. Protected Areas (PAs) can be extremely effective in protecting biodiversity, but conservation gaps arise as a result of ... -
Mapping of aeolian deposits of an industrial site in the arid region using the TIR bands of ASTER and study of physicochemical characters and stabilization of sand erosion
( Taylor and Francis Group , 2022 , Article)This study describes the spectral emissive character of silicate and carbonate minerals of aeolian deposits and maps the deposits and sand encroachments that occurred in and around the site 5/6 of Qatar Fertilizer Company ... -
Mapping of trace elements in topsoil of arid areas and assessment of ecological and human health risks in Qatar
( Elsevier , 2023 , Article)Soil is the incubator of human activities. Mapping of soil contaminants needs to be constantly updated. It is fragile in arid regions, especially if it accompanies dramatic and successive industrial and urban activities ... -
Marine collection in Qatar - basis for biodiversity management
( Hamad bin Khalifa University Press (HBKU Press) , 2015 , Conference Paper)Biological Collections, which deal directly with identifying and documenting biodiversity, have a major role in assisting biodiversity management. They form the basis for research, documenting flora and fauna and creating ... -
The maxima in northerly wind speeds and wave heights over the Arabian Sea, the Arabian/Persian Gulf and the Red Sea derived from 40 years of ERA5 data
( Springer , 2020 , Article)Recent studies point out the importance of northerly winds and waves in the Arabian Sea, especially those due to shamal and makran events in addition to the northeast monsoon system. We have analyzed climatology and trends ... -
Measurement and modelling of nitrogen dioxide (NO2) emissions: a marker for traffic-related air pollution in Doha, Qatar
( Taylor & Francis , 2015 , Article)In the State of Qatar, recent statistics show a continued increase in the motor-vehicle fleet commensurate with population growth and economic development. This trend, together with the rapid expansion of urban areas and ... -
Mercury accumulation in Lethrinus nebulosus from the marine waters of the Qatar EEZ
( Elsevier , 2017 , Article)Total mercury (THg) and methylmercury (MeHg) were recorded in the commercial demersal fish Lethrinus nebulosus, caught from six locations in Qatar EEZ (Exclusive Economic Zone). Concentrations of THg decreased in the ... -
Mercury levels in tar mat contaminated beaches and its marine organisms living along the Qatari coasts
( Qatar University Press , 2021 , Poster)One of the pollutants that affects the coastal environment of Qatar is the vast expanse of oil residue ‘tarmats’ deposited on its beaches. The current study is aimed at gauging the concentration levels of total mercury ... -
Metal distribution in marine sediment along the Doha Bay, Qatar.
( Springer , 2015 , Article)Concentrations of 25 heavy metals (Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, K, Li, Mg, Mn, Mo, Na, Ni, Pb, Sb, Se, Sr, V, Zn and Hg) in surface sediments along the Doha Bay from 10 transects each with five stations were ... -
Methylmercury bioaccumulation among different food chain levels in the EEZ of Qatar (Arabian Gulf)
( Elsevier , 2020 , Article)Methylmercury (MeHg) concentrations in three different species from different trophic levels with different amounts of Hg exposures were determined for the first time in the EEZ of Qatar. Sampling was conducted during ... -
Methylmercury, Trace Metals, Organotins and Their Effects on the Qatari Mangrove Shrimp, Palaemon khori
( MDPI , 2022 , Article)The Qatari mangroves of Al-Khor are being increasingly exposed to a wide variety of anthropogenic pollutants due to land reclamation and urban expansion. In this study, we evaluated the lethal and genotoxic effects of ... -
A microarray-based analysis of oocyte quality in the European clam Ruditapes decussatus
( Elsevier , 2015 , Article)Abstract A microarray-based analysis was performed with the objective of describing genomic features of oocytes and looking for potential markers of oocyte quality in the economically important European clam, Ruditapes ... -
Microbial community composition and dolomite formation in the hypersaline microbial mats of the Khor Al-Adaid sabkhas, Qatar
( Springer Tokyo , 2019 , Article)The Khor Al-Adaid sabkha in Qatar is among the rare extreme environments on Earth where it is possible to study the formation of dolomite-a carbonate mineral whose origin remains unclear and has been hypothetically linked ... -
Microbial dolomites from carbonate-evaporite sediments of the coastal sabkha of Abu Dhabi and their exploration implications
( wiley online library , 2010 , Article)Detailed petrographic studies of Recent dolomites from the coastal sabkha of Abu Dhabi using SEM and Energy Dispersive X-ray (EDX) analyses indicate that most of the dolomite started to form in " micro-niches" (i.e. small ... -
Microbially influenced formation of anhydrite at low temperature
( Elsevier B.V. , 2023 , Article)Calcium sulfate minerals are abundant in nature – on Earth and on Mars – and important in several fields of material sciences. With respect to gypsum and bassanite, anhydrite represents the anhydrous crystalline phase in ... -
Microplastics in coastal environments of the Arabian Gulf
( Elsevier Ltd , 2017 , Article)Eight sandy beaches along the coastline of Qatar and four sea surface stations on the eastern coast, adjacent to Doha Bay, were surveyed between December 2014 and March 2015. Microplastics, mainly low density polyethylene ... -
Microplastics in different environmental compartments in India: Analytical methods, distribution, associated contaminants and research needs
( Elsevier B.V. , 2020 , Article)This study aims at reviewing the scientific literature related to microplastic (MP) pollution in various environmental matrices in India and highlighting the research gaps for future research priorities. Currently used ...