تصفح حسب المؤلف "Al-Shaikh, Ismail"
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Characteristics and sources of anthropogenic and biogenic hydrocarbons in sediments from the coast of Qatar.
Rushdi, Ahmed I; Al-Shaikh, Ismail; El-Mubarak, Aarif H; Alnaimi, Hajer A J A; Al-Shamary, Noora; Hassan, Hassan M; Assali, Mazen Abou... more authors ... less authors ( Elsevier , 2017 , Article)Surface sediment samples from the coastal zone of Qatar were collected and analyzed to determine the characteristics, and sources of anthropogenic and biogenic hydrocarbons. The main compounds in these surface sediments ... -
Evaluation of pesticide residues of organochlorine in vegetables and fruits in Qatar: statistical analysis
Al-Shamary, Noora M.; Al-Ghouti, Mohammad A.; Al-Shaikh, Ismail; Al-Meer, Saeed H.; Ahmed, Talaat A. ( Springer Verlag , 2016 , Article)The study aimed to examine the residues of organochlorines pesticides (OCPs) in vegetables and fruits in Qatar. A total of 127 samples was studied. Ninety percent of the imported samples recorded residues above the maximum ... -
Metal distribution in marine sediment along the Doha Bay, Qatar.
Al-Naimi, Hajer A; Al-Ghouti, Mohammad A; Al-Shaikh, Ismail; Al-Yafe, Mehsin; Al-Meer, Saeed ( 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 ... -
Radioactivity levels in the marine environment along the Exclusive Economic Zone (EEZ) of Qatar
Al-Qaradawi, Ilham; Abdel-Moati, Mohamed; Al-Yafei, Mohsin Al-Ansi; Al-Ansari, Ebrahim; Al-Maslamani, Ibrahim; Holm, Elis; Al-Shaikh, Ismail; Mauring, Alexander; Pinto, Primal V.; Abdulmalik, Dana; Amir, Amina; Miller, Mark; Yigiterhan, Oguz; Persson, Bertil... more authors ... less authors ( Elsevier , 2015 , Article)A study on 137Cs, 40K, 226Ra, 228Ra, and 238U was carried out along the EEZ of Qatar. Results serve as the first ever baseline data. The level of 137Cs (mean value 1.6 ± 0.4 Bq m 3) in water filters was found to be in the ...