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    water pollution

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    GEOS 3310 Lecture Notes: Water Pollution Dr. T. Brikowski Spring 2012 file:waterQuality.tex‚v (1.33‚ November 14‚ 2011)‚ printed March 30‚ 2012 Water Pollution 1 Introduction Water pollution is the “degradation of water quality as measured by biological‚ chemical‚ or physical criteria.” Common sources of groundwater pollution are listed in Keller [Table 14.3‚ 2011]. Typical pollutants include: • Oxygen-demanding waste: materials that produce a high BOD [Fig. 11.2‚ Keller‚ 2000]

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    Iran Pollution

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    10‚ 2013 The Islamic Republic of Iran is a country rich in history‚ culture‚ and beautiful landscapes. All of these wonderful characteristics are in jeopardy of being destroyed. Not by wars‚ riots‚ or naturals disasters‚ but by air pollution. The volume of pollution in Iran is commonly associated with their domestic fuel production. This production of fuel increased when sanctions were imposed by the United States and European Union several years ago. These sanctions caused a reduction in the amount

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    Pollution Speech

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    Every day people suffer from the harsh effects of pollution: babies‚ toddlers‚ even the elderly‚ but why? Pollution poses an extensive threat to the health of people worldwide. In fact‚ approximately 100 million people have been afflicted by pollution‚ which compares to diseases like malaria and HIV. The leading causes of pollution are the necessities to burn fossil fuels along with the trash and sewage released into the ocean. When we use fossil fuels to gas up our motor vehicles‚ we emit CO2 into

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    Water Pollution

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    manufacturing‚ pulp‚ paper and paperboard products‚ and textile products‚ correspondingly discharge large amounts of wastewater (PEM‚ 2003). Most of the water pollution-intensive industries are in National Capital Region‚ Calabarzon‚ and Region III. Food manufacturing industries‚ piggeries‚ and slaughterhouses are the main sources of organic pollution (PEM‚ 2004). A report from a study conducted by the United Nations Industrial Development Organization (UNIDO) in 1999 emphasizes that the situation is

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    Air pollution

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    Air pollution is the introduction into the atmosphere of chemicals‚ particulates‚ or biological materials that cause discomfort‚ disease‚ or death to humans‚ damage other living organisms such as food crops‚ or damage the natural environment or built environment. The atmosphere is a complex dynamic natural gaseous system that is essential to support life on planet Earth. Stratospheric ozone depletion due to air pollution has long been recognized as a threat to human health as well as to the Earth’s ecosystems

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    Pollution in Dhaka City

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    Environmental pollution in Dhaka city INTRODUCTION: Pollution is an undesirable change in the physical‚ chemical or biological characteristics of air‚ water‚ soil or food that can adversely affect the health‚ survival or activities of human or other living organisms. The effects of water pollution are far-reaching and affect not only the environment‚ but human beings and animals as well. The pollution in Dhaka has reached alarming levels‚ threatening public health‚ ecosystems and economic

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    Air Pollution

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    Air Pollution * Pollutants enter the air from various sources‚ but burning of fossil fuels contributes the most to air pollution. * Exhaust fumes from vehicles contains soot (tiny carbon particles)‚ lead (from cars using unleaded petrol)‚ carbon monoxide‚ oxides of nitrogen and hydrocarbons due to the incomplete combustion of fossil fuels. * Burning of fossil fuels in the combustion engines of vehicles and electrical power stations also releases large amount of carbon dioxide into the

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    Air Pollution

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    Air pollution in India is a serious issue with the major sources being fuelwood and biomass burning‚ fuel adulteration‚ vehicle emission and traffic congestion.[1][2] India has a low per capita emissions of greenhouse gases but the country as a whole is the third largest after China and the United States.[3] A 2013 study on non-smokers has found that Indians have 30% lower lung function compared to Europeans.[4] The Air (Prevention and Control of Pollution) Act was passed in 1981 to regulate air

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    Noise Pollution

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    and think carefully in a quiet place. Noise Pollution can be defined as unwanted or offensive sound that unreasonably intrude into our daily activities. In urban areas noise pollution is everywhere‚ whether we like it or not this is part of everyday life. If the ears was irritated to the sound it is called noise. This is defined a form of air pollution that is audible unwanted sound that poses a threat to a person’s health and well- being. This pollution has many sources from different things such

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    Air Pollution

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    What are the different types of air pollution? How does each of these types of air pollution affect human health and the environment? What some ways to control air pollution? Industrial smog is the black-brown colored haze that is in the air that can be seen over some cities. It is mostly visible in the summer. Burning coal produces sulfur dioxide (SO2) that eventually ends up into our atmosphere. Photochemical Smog is air pollution containing ozone and other reactive chemical compounds formed

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