"Polycyclic aromatic hydrocarbon" Essays and Research Papers

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    Crude Oil

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    Crude Oil Effect on soil quality: • Oil contaminated soil looses its fertility for more than 20 years. • The texture and other physicochemical characteristics of the soil gets affected. • The mites and other insects can’t survive in oil contaminated land leading to major imbalance in the food chain. • Oil contamination has adverse effect on seed germination. Farmers loose its crops and are not able to grow agricultural crops for years after years. • Effect on economy of the farmers.

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    Lung Cancer Research

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    “Lung cancer continues to be the leading cause of death in both men and women in the US‚ with over 158‚900 deaths in 1999. Worldwide‚ lung cancer kills over 1 million people a year. Extensive prospective epidemiologic data clearly establish cigarette smoking as the major cause of lung cancer. It is estimated that about 90% of male lung cancer deaths and 75–80% of lung cancer deaths in the US are caused by smoking each year” (Hecht‚ 1999). Clearly‚ lung cancer is an important and widespread disease

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    contribute to a large extent to the large smoky haze of the metropolis. Commuters like us students that are using jeeps‚ motorcycles‚ and other non-air-conditioned mode of transport have taken or prone to the harmful particles in the air. Polycyclic Aromatic Hydrocarbons (PAHs) are cancer causing pollutants chemicals that are release by the combustion process in the motor vehicles. Other studies shows commuters‚ residents and including like us are exposing to the harmful toxins in the air that can cause

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    Essay On BP Oil Spill

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    problems‚ such as heart disease and respiratory issues. A team of Stanford and Manchester scientists showed fish in pelagic regions of the waters affected by the BP oil spill have Phenanthrene in their cardiac cells. Phenanthrene is a polycyclic aromatic hydrocarbon - PAH for short. The Phenanthrene was released from the oil and is a key factor of disrupting heart function. While the Phenanthrene released into the water immediately affected sea-life‚ it is now affecting humans. Now in the air‚ the

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    Electronic and electric waste (e-waste) has emerged as a critical global environmental health issue because of its massive production volume and insufficient management policy in both developed and developing countries (Ogunseitan et al.‚ 2009; Chen et al.‚ 2011). The disposal‚ recycling‚ and part-salvaging of e-waste has polluted the soil‚ water and air with toxic chemicals‚ such as heavy metals and persistent organic compounds ( Leung et al.‚ 2006; Wong et al.‚ 2007; Ladou and Lovegrove‚ 2008;

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    The Scio Township Hall was nearly silent when I entered. There were only a man and a woman sitting at a table on the one side of the meeting room. I was about to ask if I was in the right place‚ but before I could open my mouth‚ the woman greeted me and introduced herself as a member of the Land Preservation Commission (LPC). One by one‚ other commissioners started to trickle in‚ smoothly joining in on the conversation about ordinances presented at the Board meeting a few days prior. I wondered if

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    Indoor Air Quality

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    INDOOR AIR QUALITY (PUBLIC AWARENESS) Indoor air is often considered safe and free from pollutants. But most people have the greatest contact with toxic pollutants not outside but inside their homes and offices. The modern consumer products like air fresheners‚ cleaning compounds‚ moth repellants‚ cigarettes‚ toilet disinfectants or deodorizers are the most common sources that laden the indoor air with toxic pollutants without anyone even suspecting them or their potential. Indoor air pollution

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    Taking a look into the world we live in‚ human activities generate a plethora of environmental stresses. These environmental stresses have a hard-hitting effect on coastal biomes that stretch all over the globe. Field studies have been instituted to record and assess the chemical and biochemical phenomena occurring in our natural environment this is referred to as Environmental Chemistry. Environmental Chemistry‚ studies the chemical processes that occur in the environment which are greatly influenced

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    Industrial Effluents

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    into a river or the sea”. Sources of Industrial Effluents Iron and steel industry : Contamination of waste stream includes chemicals like benzene‚ naphthalene‚ anthracene‚ phenols‚ cresols‚ ammonia‚ cyanide‚ etc together known as polycyclic aromatic hydrocarbons(PAH). Acids‚ hydraulic oils‚ etc are also included in the wastewater. Mines and Quarries : Slurries of rock particles‚ hydraulic oils‚ fine particulate haematites‚ surfactants‚ arsenic‚ etc. Food Industry: The wastewater generated

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    anything

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    The air we breathe‚ the water we drink‚ the ground where we grow our food‚ and even the increasing noise we hear every day—all contribute to health problems and a lower quality of life In the following environmental pollution argument I will be discussing the effects of tobacco cigarettes as a whole as a result of human activities .The significance of tobacco cigarettes in relation to people and the environment‚ while identifying the origin or causes of the pollution from tobacco cigarettes.

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