Results 21 to 30 of about 334,809 (357)

Emission characteristics of nonmethane hydrocarbons from private cars and taxis at different driving speeds in Hong Kong [PDF]

, 2011
Vehicular emissions are the major sources of a number of air pollutants including nonmethane hydrocarbons (NMHCs) in urban area. The emission composition and emission factors of NMHCs from vehicles are currently lacking in Hong Kong.
Blake, DR, Chan, LY, Guo, H, Tsai, WY, Zou, SC   +4 more
core   +1 more source

Distribution of Lead and total Hydrocarbon in Tissues of Periwinkles (Tympanotonus fuscatus and Pachymelania aurita) in the upper Bonny River, Nigeria

Journal of Applied Sciences and Environmental Management, 2009
The concentrations of lead and total hydrocarbons in the tissues of the periwinkles Tympanotonus fuscatus and Pachymelania aurita from the upper Bonny River were determined.
TJK Ideriah, SA Braide, AO Briggs
doaj   +1 more source

Occurrence, sources and transport pathways of natural and anthropogenic hydrocarbons in deep-sea sediments of the eastern Mediterranean Sea [PDF]

Biogeosciences, 2013
Surface sediments collected from deep basins (1018–4087 m depth) of the eastern Mediterranean Sea (Ionian Sea, southern Aegean Sea and northwestern Levantine Sea) were analyzed for aliphatic and polycyclic aromatic hydrocarbons as tracers of natural and ...
C. Parinos, A. Gogou, I. Bouloubassi, R. Pedrosa-Pàmies, I. Hatzianestis, A. Sanchez-Vidal, G. Rousakis, D. Velaoras, G. Krokos, V. Lykousis   +9 more
doaj   +1 more source

Comparison of the Efficiency of Different Plants to Remove Total Petroleum Hydrocarbons from Oilfield Soils [PDF]

مجله آب و خاک, 2023
IntroductionCrude oil is a complex combination of many hydrocarbon and non-hydrocarbon compounds, including heavy metals, which affect the physical and chemical properties of the soil, cause the soil particles to stick and connect and then cause the soil
Naghshineh Yari Nilavareh, Ali Beheshti Ale Agha, Mahin Karami, Marzieh Sadeghi   +3 more
doaj   +1 more source

HYDROCARBON POLLUTION IN THE NORTH-WESTERN PART OF THE CASPIAN SEA

Юг России: экология, развитие, 2016
Aim. The paper is aimed to estimate the current level of hydrocarbon pollution of the marine environment in the North-Western part of the Caspian Sea.Methods.
E. V. Ostrovskaya, E. V. Kolmykov, O. I. Kholina, T. S. Pronina, M. V. Voinova   +4 more
doaj   +1 more source

Aromatic hydrocarbons as ozone precursors before and after outbreak of the 2008 financial crisis in the Pearl River Delta region, south China [PDF]

, 2012
In the second half of 2008 China's highly industrialized Pearl River Delta (PRD) region was hard-hit by the financial crisis (FC). This study reports volatile organic compounds measured in the PRD during November-December in both 2007 before the FC and ...
Blake, DR, Chan, L, Gao, B, Guo, H, Lee, FSC, Li, L, Sherwood Rowland, F, Wang, S, Wang, X, Wu, D, Zhang, Y, Zhang, Z   +11 more
core   +1 more source

Linking pollution of roadside soils and ecotoxicological responses of five higher plants

Ecotoxicology and Environmental Safety, 2021
This research studies a typical landscape of an agricultural area separated from the road by a ditch with trees. Soils were sampled at 1, 2, 7, 25, and 50 m from the road.
Olga Nikolaeva, Mikhail Karpukhin, Rostislav Streletskii, Marina Rozanova, Olga Chistova, Nadezhda Panina   +5 more
doaj   +1 more source

The production and persistence of ΣRONO2 in the Mexico City plume [PDF]

, 2010
Alkyl and multifunctional nitrates (RONO2, ΣANs) have been observed to be a significant fraction of NOy in a number of different chemical regimes. Their formation is an important free radical chain termination step ending production of ozone and possibly
Bertram, T H, Blake, D R, Blake, N J, Cohen, Robert C, Dibb, Jack E., Diskin, Glenn, Farmer, D K, Fuelberg, H, Perring, A E, Sachse, G W, Singh, H B, Wooldridge, Paul J   +11 more
core   +3 more sources

Concentration, dietary exposure and human health risk assessment of total petroleum and polycyclic aromatic hydrocarbons in seafood from coastal communities in Rivers State, Nigeria

Scientific African, 2022
The total petroleum hydrocarbons (TPHs) and polycyclic aromatic hydrocarbons (PAHs) present in some seafood samples namely Tympanostomus fuscatus (periwinkle), Crassostrea rhizophorae (Oyster) and Penaeus monodon (Shrimps) from three riverine communities
B.M. Onyegeme-Okerenta, O.L. West, L.C. Chuku   +2 more
doaj   +1 more source

Bioremediation and detoxification of real refinery oily sludge using mixed bacterial cells

Petroleum Research, 2021
Anaerobic biotreatment of real field petroleum refinery oily sludge (PROS) was investigated under using four different organic loads (OLs) in the order of OL4 > OL3 > OL2 > OL1, in bench-scale bioreactors.
Rusul M. Khazaal, Zainab Z. Ismail
doaj   +1 more source