... to living organisms, fourth behind oxygen, carbon and hydrogen. Phosphorus (P) is "a natural element found in rocks, soils and our own bodies!" (Phosphorus Pollution). It is essential for animals and plants and is a common ingredient, as is nitrogen, in fertilizers. Carbon is an essential element in all living organisms. The carbon cycle is the transferring of carbon dioxide (CO2) into the air or water ... by plants through photosynthesis (solar energy). A carbon atom makes this journey about once every three years. Carbon can be transferred from plants to algae, to shellfish to animals...

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• Grade Level: High School

... to living organisms, fourth behind oxygen, carbon and hydrogen. Phosphorus (P) is "a natural element found in rocks, soils and our own bodies!" (Phosphorus Pollution). It is essential for animals and plants and is a common ingredient, as is nitrogen, in fertilizers. Carbon is an essential element in all living organisms. The carbon cycle is the transferring of carbon dioxide (CO2) into the air or water ... by plants through photosynthesis (solar energy). A carbon atom makes this journey about once every three years. Carbon can be transferred from plants to algae, to shellfish to animals...

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... and some agriculture and industrial practices. "Burning of fossil fuel to produce energy for everything also produces about eighty-percent of carbon dioxide in the atmosphere. Agriculture also contributes to carbon dioxide emissions. Vegetation also emits carbon dioxide into the air but only accounts for about fifteen-percent" ("What Human Activities Contribute to Climate Change?"). Deforestation can also increase ... effects, just simply replant trees somewhere close to the area of deforestation. After researching what causes carbon dioxide, I also interviewed Dr. Sterling Burnett abou...

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... the average temperature of the world increased by 1.2o C. Another natural cause is volcanic eruptions. During volcanic eruptions, immense quantities of carbon dioxide, water vapour, sulphur dioxide, dust and ash are released into the atmosphere. Sulphur dioxide reacts with water to form sulphur-based particles in the atmosphere. Together with ash and dust, these particles reflect solar energy back ... for agriculture also contributes to climate change. Agriculture includes cultivating the land to produce crops and raising livestock. It produces several types of greenhouse gases in differ...

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... change (Keller, 1999). The earth's climate is predicted to change because human activities are altering the chemical composition of the atmosphere through the buildup of greenhouse gases - primarily carbon dioxide, methane, and nitrous oxide. The heat-trapping property of these gases is undisputed. Although uncertainty exists about exactly how earth's climate responds to these gases, global temperatures are ... Geographic, 1990). Some scientists do not believe this. Over 17,000 scientists have signed a petition saying, in part, "there is no convincing scientific evidence that human relea...

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... change (Keller, 1999). The earth's climate is predicted to change because human activities are altering the chemical composition of the atmosphere through the buildup of greenhouse gases - primarily carbon dioxide, methane, and nitrous oxide. The heat-trapping property of these gases is undisputed. Although uncertainty exists about exactly how earth's climate responds to these gases, global temperatures are ... Geographic, 1990). Some scientists do not believe this. Over 17,000 scientists have signed a petition saying, in part, "there is no convincing scientific evidence that human relea...

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... atmosphere has increased by 30 percent since 1750,(p.555). Increasing concentration of greenhouse gases is likely to accelerate the rate of climate change. As the textbook reported, unless we reduce carbon dioxide emissions, the average temperature of the earths surface may increase by 3 or 4 degree over the next 75 years,(p.555). Once, all climate changes occurred naturally. However, we began altering ... to avoid, and to better understand the risks associated with climate change. For instance, the author of Environmental Quality in Japan wrote, The increasing concentrations in the air...

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... inches has resulted from the expansion of the ocean water as a result of the warmer ocean temperatures. Scientists believe that the increase in greenhouse gas concentration, especially of carbon dioxide, is being caused by the combustion of fossil fuels and other human activities. Fossil fuels burned to run cars and trucks, heat homes and businesses, and power factories are ... responsible for about 98% of the total U.S. emission of carbon dioxide, 24% of the methane emissions and 18% of nitrous oxide emissions. Also contributing a significant share of emissions is the increase in agric...

• Word Count: 1193
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• Grade Level: Undergraduate

... inches has resulted from the expansion of the ocean water as a result of the warmer ocean temperatures. Scientists believe that the increase in greenhouse gas concentration, especially of carbon dioxide, is being caused by the combustion of fossil fuels and other human activities. Fossil fuels burned to run cars and trucks, heat homes and businesses, and power factories are ... responsible for about 98% of the total U.S. emission of carbon dioxide, 24% of the methane emissions and 18% of nitrous oxide emissions. Also contributing a significant share of emissions is the increase in agric...

• Word Count: 1177
• Approx Pages: 5
• Grade Level: Undergraduate

... inches has resulted from the expansion of the ocean water as a result of the warmer ocean temperatures. Scientists believe that the increase in greenhouse gas concentration, especially of carbon dioxide, is being caused by the combustion of fossil fuels and other human activities. Fossil fuels burned to run cars and trucks, heat homes and businesses, and power factories are ... responsible for about 98% of the total U.S. emission of carbon dioxide, 24% of the methane emissions and 18% of nitrous oxide emissions. Also contributing a significant share of emissions is the increase in agric...

• Word Count: 1177
• Approx Pages: 5
• Grade Level: Undergraduate

... inches has resulted from the expansion of the ocean water as a result of the warmer ocean temperatures. Scientists believe that the increase in greenhouse gas concentration, especially of carbon dioxide, is being caused by the combustion of fossil fuels and other human activities. Fossil fuels burned to run cars and trucks, heat homes and businesses, and power factories are ... responsible for about 98% of the total U.S. emission of carbon dioxide, 24% of the methane emissions and 18% of nitrous oxide emissions. Also contributing a significant share of emissions is the increase in agric...

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... started burning fossil fuels heavily since the industrial revolution, and the fact that the world's population is only going to increase, this number is dauntingly enormous. Increased carbon dioxide in the atmosphere may alter the surface temperature through the "greenhouse" effect, which is capable of changing the ground terrain, from melting glaciers to expanding tropics and ... or water as vehicles. Climate change would change our ecology with respect to biodiversity, nutrient cycle, physical relocation, internal defence systems, and transmission dynamics within microbes. Increased c...

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• Grade Level: Undergraduate

... the atmosphere when they burn fossil fuels, solid wastes, drive vehicles, and generate electricity by the burning of coal. At the same time, the number of trees available to absorb carbon dioxide through photosynthesis has greatly reduced by deforestation, the long-term destruction of forests by many cutting of trees for lumber or to clear land for agricultural activities. The earth warming ... of them turn it generates enough electricity to power a small city. And if more cities would replace coal burning electric plants with wind turbines this would reduce enormous amounts of carbon d...

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... global warming is the greenhouse effect applied to the entire atmosphere and the greenhouse effect basically means how gases in an atmosphere affect the way that a closed system retains heat. Carbon dioxide plays a significant role in the greenhouse effect and global warming in a sense that plants need CO2 to survive. Also a great amount of CO2 is absorbed through natural processes. For ... a process or activity through which the gas is released into the atmosphere. Both natural processes and human activities release greenhouse gases. Carbon dioxide is released into the atmosphere when ...

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... the future, the government will have to implement some changes in the way our energy and resources are being consumed. We must improve on our energy efficiency to lessen the carbon dioxide produced into the air. Renewable energies such as solar, wind and hydropower will need to be used more because these can provide the same amount of energy as fossil fuels ... and buses. The least efficient and most polluting automobile is ironically the most popular. The Sports Utility Vehicle (SUV) consumes more gas and emits carbon dioxide in the atmosphere. Electric and fuel-cell automobiles can re...

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... the over spray of paint spray application and the accompanying from automotive industry cause air pollution along with carbon dioxide and carbon mono-oxide produced by motor vehicles every day. Cement industry Gives out fire particles of dust, calcium phosphate, titanium dioxide, and silicon etc from Styrofoam manufacturing and oxidation/reduction process to name few. Fertilizer production Ammoniated compound ... up the rate of air pollution from this source. Metals industry This industry involves lots of burning of fuel to melt metals, which causes huge amount of carbon dioxide released...

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... , the greenhouse effect is the main reason why the earth continues to get hotter. According to Harold Bernard, "recent global temperature trends are a manifestation of the greenhouse effect" (13). Since carbon dioxide and methane are depleting the ozone layer, the sun's radiation is beating down on the earth. For instance, "[t]he year 1998 was the warmest since accurate records began in the ... many causes that increase the critical conditions of global warming. One major cause of global warming is the use of fossil fuels, which emit tons of CO2 into the atmosphere. "Carbon dioxide emiss...

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... on the last page to view a graph of the rise in temperature over the years.) It first emerged when scientists noticed the relationship between carbon dioxide, CO2, levels and the climate. They were concerned that it may result in an excessive cooling, not warming. The predictions based on computer ... natural phenomenon that comes from water vapor, which in turn, warms the earth. (Watson 25) The gases consist of carbon dioxide, methane, water vapor, nitrous oxide, and ozone. Carbon dioxide, as scientists claim, is the greenhouse gas that is the main factor causing global warming. It is ...

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... C, making it nearly unsuitable for us to survive. Since the Industrial Revolution, there has been a significant increase in the emission of greenhouse gases, the majority of which is carbon dioxide. Chlorofluorocarbon and sulfur hexafluoride, other greenhouse gases, were introduced into the atmosphere for the first time following the Industrial Revolution. With this increase of greenhouse gases, the balance of heat ... is shattered. Now greater amounts of heat are kept in the atmosphere causing the temperature near earth's surface to rise in a phenomenon known as global warming. The g...

• Word Count: 479
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• Grade Level: Undergraduate

... might not seem like a lot, but some coastal cities will disappear. After a few centuries, our generations of descendants need to live under the water. Forests, plants, and trees help absorb carbon dioxide; by cutting down most of the forest trees, we will create pollution. In U.S, the scientist's estimate that an all forests, plant and trees in this country could offset 20 percent ... to 40 percent of the estimated 6.2 billion tons of carbon dioxide emissions. We have to protect our forest, because a tree is the only thing that can reduce the amount of carbon dioxide in the atmosphere. ...

• Word Count: 558
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... might not seem like a lot, but some coastal cities will disappear. After a few centuries, our generations of descendants need to live under the water. Forests, plants, and trees help absorb carbon dioxide; by cutting down most of the forest trees, we will create pollution. In U.S, the scientist's estimate that an all forests, plant and trees in this country could offset 20 percent ... to 40 percent of the estimated 6.2 billion tons of carbon dioxide emissions. We have to protect our forest, because a tree is the only thing that can reduce the amount of carbon dioxide in the atmosphere. ...

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Scientists report that global warming has been escalating since the Industrial Revolution. Governments are trying to reduce carbon-dioxide emissions. With the speed of destruction of Earths ecosystem, the survival of many species, including human beings, is threatened. In order to solve this danger, we have to reduce the ... of fossil fuels Global warming is regarded as being a result of the greenhouse effect, which in turn is caused by carbon dioxide emissions. Petroleum and coal are major sources of carbon-dioxide emissions. What would happen if we conserved these energy sources? The volum...

• Word Count: 600
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Scientists report that global warming has been escalating since the Industrial Revolution. Governments are trying to reduce carbon-dioxide emissions. With the speed of destruction of Earths ecosystem, the survival of many species, including human beings, is threatened. In order to solve this danger, we have to reduce the ... of fossil fuels Global warming is regarded as being a result of the greenhouse effect, which in turn is caused by carbon dioxide emissions. Petroleum and coal are major sources of carbon-dioxide emissions. What would happen if we conserved these energy sources? The volum...

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... electricity are hydropower and nuclear energy. Similar, we can talk about the effects and the pollution that caused by using various energy sources. One of the most basic pollutants is Carbon Dioxide. Carbon Dioxide (CO2) causes serious damages to our environment. It has the ability to not let the heat (from sun) to escape from atmosphere. So, the heat is trapped into earth causing ... various effects to the physical balance (climate problems, green house phenomena). Nuclear energy replaced other sources that produce Carbon Dioxide and prevent a higher CO2 level to our atmosphere. Anoth...

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... come in two forms, wet and dry. Wet may be in a state of fog, snow, or rain. Dry refers to acidic gases and particles. The EPA has confirmed that sulfur dioxide, carbon dioxide, and nitrogen are the major causes of these hazardous depositions. All of these chemicals come from factories, cars and electricity. The very root of the process begins at factories that ... rain also depends on the over-usage of everyday human needs such as transportation and electric appliances. When these fuels are released into the air they are transformed into sulfur dioxide, carbon dioxide, and nitrogen. On...

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• Grade Level: High School