ENERGY RESOURCES Energy is defined as ‘the capacity to do work’. Sun is the primary source of energy. Joule is the standard unit of energy in SI units. Energy utilization is an index of economic development‚ which does not take into account of ill effects/damage on to environment. From 1900 to 2000 population increased by 3 times while energy consumption by 14 times! Energy Resources All energy sources ultimately come from the sun‚ the moon or the earth. Sources of Energy Solar
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INTRODUCTION Pollution is the introduction of a contaminant into a natural environment‚ usually by humans. While most people think of pollution as chemical waste dumped into rivers‚ or factories spewing toxins into the air‚ it can also include light pollution or sound pollution. These are example of pollutions such as air pollution‚ water pollution and land pollution. Firstly‚ the air pollution is the accumulation in the atmosphere of substances that‚ in sufficient concentrations‚ endanger
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Industrial pollution is pollution which can be directly linked with industry‚ in contrast to other pollution sources. This form of pollution is one of the leading causes of pollution worldwide; in the United States‚ for example‚ the Environmental Protective Agency estimates that up to 50% of the nation’s pollution is caused by industry. Because of its size and scope‚ industrial pollution is a serious problem for the entire planet‚ especially in nations which are rapidly industrializing‚ like China
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Sources of air pollution Air pollution caused by vehicles has been identified as the largest contributor to air pollution in the world. Air pollution caused by vehicles is when the burning of fossil fuels to power our vehicles gives off CO2 emission. This pollution by vehicles also produces toxic substances such as sulfur dioxide and carbon which can be fatal to humans. Air pollution also comes from industry as this source of pollution spews particulate matter and chemicals into the atmosphere
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Vehicular Pollution The majority of today’s pollution is caused by cars and trucks which are the largest single source of air pollution. With the great number of vehicles on the road we are headed toward smoggy skies and dirty air if we do nothing to help stop pollution. Everybody needs a vehicle that burns less fuel. The key to burning less fuel is to make more efficient vehicles and by putting that efficiency to work not letting it go to waste. Another good way to prevent air pollution is by combining
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Water Pollution Solutions Water pollution has been around ever since any of us can remember! What we need to look for now are water pollution solutions to help salvage our planet. So read on to know about some water pollution solutions... Water pollution is a problem that isn’t new to us. Water pollution has been around since time immemorial‚ though the severity of the problem has only recently struck environmentalists the world over. Although there are a lot of strict laws in the United States
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.......... There are all of types of pollution. Industrial pollution is the air‚ water‚ and chemical pollution caused by industries. There has always been pollution. Industrial pollution began when our country went through the Industrial Revolution. Most all parts of the world are affected in some way by industrial pollution. Big cities with steel mills‚ power plants‚ heating plants‚ or railroad stations feel the direct effects of industrial pollution. The smog‚ smell‚ and contamination of
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used. 2. Do you agree that “what a word means today is what it meant in the past?” Please explain what etymology詞源學can help with today’s meaning of a word. I don’t agree because language would change gradually as the time went by. It would cause semantic and meaning change.The study of etymologies may throw light on how a present-day meaning developed or reveal something about the working of the human mind‚ but it doesn’t help in determining what a word means today. 3. What is language
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Most people do not realize that atmospheric pollution (also known as air pollution) is a very serious global problem. There are a great number of air pollutants that are basically caused from natural resources. Most of the pollutants are mankind. There are seven air pollutants that are at greater risk to our environment‚ which are the following: particulate matter (made up of acids‚ organic chemicals‚ metals‚ soils‚ and dust particles)‚ nitrogen oxides (made by highly reactive gasses that contain
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English III February 3‚ 2014 Air Pollution Air is the uttermost necessary component for living organisms‚ yet humans take an immense part on polluting this resource. You cannot depart it‚ but you can help reduce it. Being one of the vast environmental issues all over the globe‚ air pollution needs to be regulated by the government for the reason of its negative impact on health‚ animals‚ economy‚ and environment. The first problem expressed is how air pollution is negatively affecting your health
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