... why temperatures and the global climate have steadily risen over the past few years. The predominant belief behind the idea is that human activity and toxic gas emissions, such as carbon dioxide, have increased exponentially since the Industrial Revolution. Gasses have begun to trap heat within our atmosphere and as a result have caused the global temperature to rise. However, in the ... of energy production used worldwide based solely on the fear of man-made global warming. The petition also states that, "There is no convincing scientific evidence that human release of carbon dioxide,...

• Word Count: 1409
• Approx Pages: 6
• Has Bibliography
• 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: 1193
• 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...

• 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

... 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...

• Word Count: 3241
• Approx Pages: 13
• Grade Level: Undergraduate

... increase the earth's albido, thus cooling the global climate. The focus of international climate change negotiations has been the emission of greenhouse gasses, particularly carbon dioxide, into the atmosphere. Without these greenhouse gasses, such as ozone, carbon dioxide, water vapor and methane, our planet would be much colder than it is today. (Cunningham, 2000) During pre-industrial times, levels of greenhouse ... of so-called "natural- events. For example, prior to the proliferation of land-based green plants, carbon dioxide levels in the stratosphere were much higher. These high l...

• Word Count: 1540
• Approx Pages: 6
• Has Bibliography
• Grade Level: Undergraduate

... result we are faced with a climate shift. This shift creates hurricanes, typhoons, droughts and tornadoes to occur in unusual locations. Carbon dioxide and fossil fuel are at high levels. The more carbon dioxide released the warmer temperatures become.   The   disappearing canals, trees, and animals are key indicators of global warming. The ... everyday then some of the rays stay inside the earth with the help of ozone layer to keep it warm. The crazy increase of carbon dioxide ratio has made the layer thicker so more rays are trapped more than we normally need. As a result, a lot of ...

• Word Count: 6155
• Approx Pages: 25
• Grade Level: Undergraduate

... for various kinds of fossil fuels when kindled as a basis of energy, whether running automobiles, manufacturing plants, trains, or coal-fired power plants, create greenhouse gasses that are encompassed by carbon dioxide and water. Also, burning some hydrocarbons produces methane and nitrous oxide. The resulting emission of greenhouse gasses traps energy from the sun inside the Earth's atmosphere producing the temperature to ... to reach $30 in the fifth year. The researchers made the following conclusions based upon their model: Employment is forecasted to grow by 4,000 to 10,000 jobs b...

• Word Count: 2085
• Approx Pages: 8
• Has Bibliography
• Grade Level: Undergraduate

... buildup in the atmosphere of gases which absorb heat. To maintain a constant average temperature, the Earth must radiate heat to space. Greenhouse gases like carbon dioxide (CO2) and methane (CH4) absorb a part of this heat energy and radiate it back to the surface of the planet, trapping it in ... hundred years, in a further rise in sea level by at least 6 meters. The following greenhouse gases contribute to global warming at different degrees. Carbon dioxide, the single most important greenhouse gas, accounts for about half of the warming that has been experienced as a result of past em...

• Word Count: 2775
• Approx Pages: 11
• Grade Level: Undergraduate

... direct affect of human activity. The phenomenon of global warming is caused by the emission of these green house gases such as methane and carbon dioxide. The climate changes because of the environments response to these toxins and in the past century the reasons are very likely due to human ... given, many of these are a reaction to the warming of the planet which is because of the increased level of heat-trapping carbon dioxide. For 650,000 years the carbon dioxide level has never been over 300 million; but from 1950 to 2014, there has been an increase of 100 million. This ... heat is...

• Word Count: 696
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• Grade Level: Undergraduate

... evolution of the inhabitants and machines of our world, we have created a major problem- an imbalance in nature. We have incoherently minimized our total forestation levels while maximizing our total carbon dioxide levels. This in turn has lead to the gradual warming of the earth, thus the greenhouse effect has been born. Global warming, although seemingly a matter of little concern, has ... from fossil fuels. This includes the usage of plastics (purchases as well) and electricity, both of which are produced in factories and power plant facilities that yield substantial amounts of carbo...

• Word Count: 677
• Approx Pages: 3
• Grade Level: Undergraduate

... to the large concentration of greenhouse gases mainly as a result of anthropogenic activities such as deforestation, fossil fuel burning. The main green house gas carbon dioxide (CO2) has continued to increase from its preindustrial concentration of approximately 278ppm to over 391ppm in September 2012 (IPPC, 2007). A threshold of ... parts of Serbia. The main concern about permafrost is that when it melts, the large quantity of carbon it contains is sent back to the atmosphere as methane and carbon dioxide, also there is presence of a frozen compound called clathrates beneath the permaf...

• Word Count: 2460
• Approx Pages: 10
• Has Bibliography
• Grade Level: Undergraduate

... an extremely dirty source of power, and imposes huge costs on people's health, the environment and the economy." The combustion of coal releases carbon dioxide and other greenhouse gases that are the causes for the global climate change that we are experiencing. It is also a source of sulfur oxides ... for human health. In 2006, China added over 90 gigawatts of new coal-fired power plants and they added about 500 million tons of carbon dioxide to China's annual emissions. China's vast coal use has contributed to its 9.9% increase in total emissions in 2011 while the United States' ... fi...

• Word Count: 1955
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• Has Bibliography
• Grade Level: Undergraduate

... know for certain that human activities are changing the composition of Earth's atmosphere. Increasing levels of greenhouse gases, like carbon dioxide (CO2), in the atmosphere since pre-industrial times have been well documented. There is no doubt this atmospheric buildup of carbon dioxide and other greenhouse gases It's well accepted by scientists that greenhouse gases trap heat in the Earth's atmosphere and tend ... and resources they need to cope with preventing and treating health problems. Very young children and the elderly adults will run the highest risks. Gases in the atmosphere...

• Word Count: 3240
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• Grade Level: Undergraduate

... of the Earth would be -19°C, about 33°C colder than it is now. The atmospheric gases that produce the greenhouse effect include the naturally occurring substances water vapor, carbon dioxide (CO2), methane (CH4), nitrous oxide (N2O), and ozone (O3), as well as artificially produced chlorofluorocarbons (CFCs). The indication is that because of human activity, such as the burning of fossil ... fuels, levels of greenhouse gases are now increasing, especially carbon dioxide levels. Research indicates that carbon dioxide levels in the pre-industrial era were 280 parts per million; today th...

• Word Count: 1531
• Approx Pages: 6
• Grade Level: Undergraduate

... greenhouse gases occur naturally in the atmosphere, while others result from human activities. Naturally occurring greenhouse gases include water vapor, carbon dioxide, methane, nitrous oxide, and ozone. Certain human activities, however, add to the levels of most of these naturally occurring gases: Carbon dioxide is released to the atmosphere when solid waste, fossil fuels (oil, natural gas, and coal), wood and wood products are ... and PFCs are the most heat-absorbent. Methane traps over 21 times more heat per molecule than carbon dioxide, and nitrous oxide absorbs 270 times more heat...

• Word Count: 714
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• Grade Level: Undergraduate

... indirectly by: natural disasters, diseases, and diet and nutrition due to changes in agriculture production. First off, humans don't have enough time to adapt to the high level of carbon dioxide in the atmosphere. Approximately 158 million Americans live in counties where air pollution exceeds national health-based standards. Rising temperatures increase ozone smog formation in many areas. Increasing levels of ... can cause city dwellers "urban heat island effect". Higher temperatures in the United States have been linked to longer allergenic ragweed pollen seasons. Today's increased le...

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• Grade Level: Undergraduate

... still have earthquakes and volcanoes. Convection currents created by the tremendous heat and pressure at the core of the Earth move the plates. These processes release tremendous amounts of carbon dioxide and water vapor (greenhouse gasses). We know that these processes have been taking place since the beginning of time and, according to the geologic record, there have been ... during greenhouse and icehouse ages. As for the man-made greenhouse gasses, according to many environmentalists and the EPA, since the beginning of the industrial revolution atmospheric concentrations of carbon d...

• Word Count: 1437
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• Has Bibliography
• Grade Level: Undergraduate

... atmospheric concentration of greenhouses gases increases. Greenhouse gases emitted into the atmosphere can occur both naturally and as a result of human activities. Natural greenhouse gases include water vapor, carbon dioxide, methane, nitrous oxide, and the earth's ozone. While these gases do occur naturally in our atmosphere human activities are now known to emit large quantities of these ... gases into our atmosphere. "Since the beginning of the industrial revolution, atmospheric concentrations of carbon dioxide have increased nearly 30%, methane concentrations have more than doubled,...

• Word Count: 728
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... destroyed, and if people aren't informed and actions are not taken now, humans will not have a place to live. Human consumption of coal and oil and the successive rise of carbon dioxide in the atmosphere have brought about extraordinary and life-threatening global warming. The Earth is experiencing extreme weather events as a result of this warming. Such weather events are droughts, heat ... the continuous reward of our nation's lands, waters, and native plant and animal communities. Deforestation, particularly when caused by burning, releases carbon in the form of carbon dioxide contri...

• Word Count: 700
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• Grade Level: Undergraduate

... climate and health of individuals. There is increased greenhouse gases with the proliferation of the aviation industry. Statistics indicates that the aviation industry handles approximately 3% of the global recorded carbon dioxide (Bukvic). The emission of nitrous oxides that lead to the formation of contrails (Condensation trails) which are formed by the combination of water vapor near the stratospheric levels indicate ... that the rate of global warming is much higher. Greenhouse gasses are mainly attributed to the changes in the climates around the world. More than 700 million tons o...

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• Grade Level: Undergraduate

... problem: Emissions of greenhouse gases have increased dramatically in the last century through fossil fuel burning and land-use changes. Human activity has pushed atmospheric concentrations of carbon dioxide to more than 30 percent above pre-industrial levels. These increases have already brought changes to the earth's climate. Nine of the ten hottest years since ... promote sustainable development. This list includes: • Enhancing energy efficiency; • Protecting and enhancing greenhouse gas sinks; • Promoting sustainable agriculture; • Promoting renewable energy, carbon sequestra...

• Word Count: 1624
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• Grade Level: Undergraduate

... substances, and damage the soil with too many fertilizers and pesticides. The warming or "Greenhouse effect" we are now experiencing is a result of carbon dioxide we have dumped into the air. It turns clear, odorless air into hazy, smelly air that harms health, kills plants, and damages property ... pollution and global warming results from pouring hundreds of millions of tons of gases and participates into the atmosphere including the major greenhouse gases such as carbon dioxide, methane (CH4), the halocarbons (CFCs) and nitrous oxide. So called "trace gases" make up the remainder of a...

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... . That report concluded that human activity had been increasing the concentration of greenhouse gases in the atmosphere to the highest levels in recorded history. According to the IPCC, atmospheric carbon dioxide, the most common greenhouse gas, had increased from pre-industrial levels of about 280 parts per million by volume (ppmv) to a 1990 level of 370 ppmv, far ... account for past global temperature changes and predict future temperature scenarios. Prominent among those predictions was the report's conclusion that if no measures were taken to reduce human production of carbon dioxide...

• Word Count: 2434
• Approx Pages: 10
• Grade Level: Undergraduate