نتایج جستجو برای: petroleum hydrocarbons
تعداد نتایج: 41034 فیلتر نتایج به سال:
Pseudomonas fragi strain DBC was isolated from crude oil-contaminated soil. The genome of P. fragi DBC is comprised of 5,072,304 bp with 54.09% GC content. Genes for degradation of polyaromatic hydrocarbons were found in the genome, in addition to genetic elements for related physiological functions such as chemotaxis, detoxification, and quorum sensing.
Recent decreases in summer sea ice cover are spurring interest in hydrocarbon extraction and shipping in Arctic waters, increasing the risk of an oil spill in ice covered waters. With advances in unmanned vehicle operation, there is an interest in identifying techniques for remote, underwater detection of oil spills from below. High-frequency (200-565 kHz), broadband acoustic scattering data de...
The GuLF STUDY is a cohort study investigating the health of workers who responded to the Deepwater Horizon oil spill in the Gulf of Mexico in 2010. The objective of this effort was to develop an ordinal job-exposure matrix (JEM) of airborne total hydrocarbons (THC), dispersants, and particulates to estimate study participants' exposures. Information was collected on participants' spill-related...
The stimulation of the microbial population by a more bioavailable supplementary carbon source and by a surfactant pretreatment was studied in petroleum hydrocarbon-polluted soils bioremediation. Two types of soils were used, Soil A which had been recently polluted and the aged Soil B. They contained 52.4 and 50.4 g of total petroleum hydrocarbons per kg of dry soil, respectively. The effect of...
Oil pollution is in the forefront ofpublic attention because of the recent series of oil spills from tankers such as the Argo Merchant. Oil spillage frequently destroys the marine flora and fauna; the most striking single effect is the oiling of large numbers of marine birds. For example, as many as 30,000 birds died after the grounding of the Torrey Canyon at Seven Stones Reef, Great Britain i...
Head and neck cancers from a diverse group of neoplasms, the occurrence of which can be attributed to habitual tobacco use, race, alcohol consumption, ultraviolet (UV) exposure, occupational exposure, viruses, and diet. The surging incidence rates reflect the prevalence of risk factors such as tobacco use (smoked and smokeless), betel nut chewing, urbanization and issues relating to urban air q...
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