Browsing by Author "Al-Kuwari, Hamad Al Saad"
Now showing items 1-14 of 14
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Detection of Wakashio oil spill off Mauritius using Sentinel-1 and 2 data: Capability of sensors, image transformation methods and mapping
Sankaran, Rajendran; Vethamony, Ponnumony; Sadooni, Fadhil N.; Al-Kuwari, Hamad Al-Saad; Al-Khayat, Jassim A.; Seegobin, Vashist O.; Govil, Himanshu; Nasir, Sobhi... more authors ... less authors ( Elsevier , 2021 , Article)Oil spill incidents contaminate water bodies, and damage the coastal and marine environment including coral reefs and mangroves, and therefore, monitoring the oil spills is highly important. This study discriminates the ... -
History of a disaster: A baseline assessment of the Wakashio oil spill on the coast of Mauritius, Indian Ocean
Rajendran, Sankaran; Aboobacker, V. M.; Seegobin, Vashist O.; Al Khayat, Jassim A.; Rangel-Buitrago, Nelson; Al-Kuwari, Hamad Al Saad; Sadooni, Fadhil N.; Vethamony, Ponnumony... more authors ... less authors ( Elsevier , 2022 , Article)Oil spills from tanker ships provide adverse and irreversible impacts of a pollutant over coastal and marine environments. Using Sentinel-1 and 2 satellite images, this baseline paper presents the detection, assessment, ... -
Influence of temperature, salinity and Mg:Ca ratio on microbially-mediated formation of Mg-rich carbonates by Virgibacillus strains isolated from a sabkha environment.
Al Disi, Zulfa Ali; Bontognali, Tomaso R R; Jaoua, Samir; Attia, Essam; Al-Kuwari, Hamad Al Saad; Zouari, Nabil... more authors ... less authors ( Nature Research , 2019 , Article)Studies have demonstrated that microbes facilitate the incorporation of Mg into carbonate minerals, leading to the formation of potential dolomite precursors. Most microbes that are capable of mediating Mg-rich carbonates ... -
Linking depositional environments and diagenetic processes to porosity evolution and destruction in the Arab Formation reservoirs, Offshore oilfields of Qatar
Sadooni, Fadhil N.; Al-Kuwari, Hamad Al-Saad; Sakhaee-Pour, Ahmad; Matter, Wael S. ( Qatar University Press , 2020 , Poster)Introduction: The Jurassic Arab Formation is the main oil reservoir in Qatar. The Formation consists of a succession of limestone, dolomite, and anhydrite. Materials and Methods: A multi-proxy approach has been used to ... -
Lithologic Characterization and Micropore Structures of Gas Shale Strata: An example from the Midra Shale of Western Qatar
Sadooni, Fadhil N.; Al-Kuwari, Hamad Al-Saad; Sakhaee-Pour, Ahmad; Matter, Wael S.; Gunawan, Indra ( Qatar University Press , 2021 , Poster)Gas shale is the future hydrocarbon reservoir of Qatar. The Qatari geologic section has had important successions of gas shale at different geologic times including the Eocene Midra shale, the Cretaceous Ratawi and Nahr ... -
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
Sankaran, Rajendran; Zouari, Nabil; Sadooni, Fadhil N.; Al Disi, Zulfa Ali; Al-Jabri, Abdulaziz; Al-Kuwari, Hamad Al Saad... more authors ... less authors ( 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 ... -
Microbial Mats from the Khor Al-Adaid Sabkha, Qatar: Morphotypes and Association with Authigenic Minerals
Bontognali, Tomaso R.R.; Al Disi, Zulfa Ali; Mckenzie, Judith A.; Strohmenger, Christian J.; Rivers, John M.; Dittrich, Maria; Sadooni, Fadhil; Al-Kuwari, Hamad Al Saad... more authors ... less authors ( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)The sabkhas (i.e., salt flats) of Qatar are among the rare places on Earth where carbonate and sulfate minerals similar to those constituting economically important hydrocarbon reservoirs are still forming today, under the ... -
Microbially influenced formation of anhydrite at low temperature
Al Disi, Zulfa Ali; Sadooni, Fadhil; Al-Kuwari, Hamad Al Saad; Bontognali, Tomaso R.R. ( 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 ... -
Monitoring oil spill in Norilsk, Russia using satellite data.
Rajendran, Sankaran; Sadooni, Fadhil N; Al-Kuwari, Hamad Al-Saad; Oleg, Anisimov; Govil, Himanshu; Nasir, Sobhi; Vethamony, Ponnumony... more authors ... less authors ( Nature Research , 2021 , Article)This paper studies the oil spill, which occurred in the Norilsk and Taimyr region of Russia due to the collapse of the fuel tank at the power station on May 29, 2020. We monitored the snow, ice, water, vegetation and wetland ... -
Remote sensing of inland Sabkha and a study of the salinity and temporal stability for sustainable development: A case study from the West coast of Qatar
Sankaran, Rajendran; Al-Kuwari, Hamad Al-Saad; Sadooni, Fadhil N.; Nasir, Sobhi; Govil, Himanshu ( Elsevier , 2021 , Article)The inland sabkha of the Arabian Gulf is important to study for the occurrence of minerals, rocks, soil salinity, and stability of the sabkha due to the high demand for infrastructure and agriculture development region. ... -
Retrieval of suspended sediment concentration (SSC) in the Arabian Gulf water of arid region by Sentinel-2 data
Sankaran, Rajendran; Al-Khayat, Jassim A.; J, Aravinth; Chatting, Mark Edward; Sadooni, Fadhil N.; Al-Kuwari, Hamad Al Saad... more authors ... less authors ( Elsevier B.V. , 2023 , Article)Suspended sediment concentration (SSC) in water increases temperature and turbidity, limits the photosynthesis of aquatic plants, and reduces biologically available oxygen. It is important to study SSC in the coastal waters ... -
Sentinel-2 image transformation methods for mapping oil spill – A case study with Wakashio oil spill in the Indian Ocean, off Mauritius
Rajendran, Sankaran; Vethamony, Ponnumony; Sadooni, Fadhil N.; Al-Kuwari, Hamad Al Saad; Al-Khayat, Jassim A.; Govil, Himanshu; Nasir, Sobhi... more authors ... less authors ( Elsevier B.V. , 2021 , Article)Although several indices have been constructed and available at the Index database (IDB) for Sentinel-2 satellite to map and study several earth resources, no indices have been developed to map oil spill. We constructed ... -
Variability of blue carbon storage in arid evaporitic environment of two coastal Sabkhas or mudflats
Al Disi, Zulfa Ali; Naja, Khaled; Rajendran, Sankaran; Elsayed, Hadil; Strakhov, Ivan; Al-Kuwari, Hamad Al Saad; Sadooni, Fadhil; Dittrich, Maria; Al-Khayat, Jassim Abdulla A.... more authors ... less authors ( Nature Research , 2023 , Article)Coastal Sabkhas are mudflats found in arid coastal regions that are located within the supratidal zone when high rates of evaporation lead to high salinity. While evaporitic minerals often accumulate underneath the surface, ... -
WorldView-3 mapping of Tarmat deposits of the Ras Rakan Island, Northern Coast of Qatar: Environmental perspective
Sankaran, Rajendran; Al-Khayat, Jassim A.; Veerasingam, S.; Nasir, Sobhi; Vethamony, P.; Sadooni, Fadhil N.; Al-Kuwari, Hamad Al-Saad... more authors ... less authors ( Elsevier , 2021 , Article)This study characterizes the spectral behavior of tarmats and maps the tarmat deposits found along the coast of Ras Rakan Island off Qatar using WorldView-3 (WV-3) sensor data. The laboratory spectra of tar materials showed ...