Global Warming

In recent years, the term has been associated with such phrases as “impending environmental disaster”, the “greenhouse effect” and “the most serious environmental threat of the 21st century” (Newton xi; Newton 87). is defined as an increase in the average temperature on Earth. The increase was first detected in the 1980’s. The cause of is believed to be the greenhouse effect. This is the process of trapping heat with the Earth’s atmosphere due to the presence of large amounts of carbon dioxide, chlorofluorocarbons, methane and nitrogen oxides (“Global”). Despite much media coverage of the role of human activity in the furthering of harmful effects, the majority of the general ...

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(regional pattern), when (the rate of change) and by how much (magnitude). (17,18).
Alarming information and trends are leading the scientific community in this same belief. The concept of is predicting detrimental events for the future.
The most prevalent issue of is the increase in overall world temperature. In the thirty year time period of 1951-1980, a 0.4C temperature increase has been documented (Hansen 36). Michael D. Lemonick predicts that unless the world takes immediate and extreme steps to reduce the emissions of heat-trapping gases, global temperatures could be driven up by as much as 6F by the year 2100. This drastic temperature augmentation is comparable only with the one that occurred at the end of the last Ice Age (32). The effects of this temperature rise, in collaboration with projected temperature increases, transcend over almost every aspect of society and ecology.
An alteration in the earth’s plant growth will accompany the changing ...

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into the open seas (Moore 23). In the Alps, the ice masses have lost half their size since the middle of the 19th century. El Nino, the Pacific Ocean phenomenon that causes a warm current along Peru’s coast, has occurred every year since 1991. El Nino has caused crop failures in Australia and floods in California (Spiegel 77).
In the past century, the world’s sea level has risen by nearly eight inches. The temperatures of the oceans themselves are also rising. For example, the temperature of the upper layers of water in the tropics have warmed by 0.5C in the past 50 years (Spiegel 77). Warming temperatures cause the ocean waters to expand, mountain glaciers, to ...

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Global Warming. (2004, June 2). Retrieved March 17, 2018, from
"Global Warming.", 2 Jun. 2004. Web. 17 Mar. 2018. <>
"Global Warming." June 2, 2004. Accessed March 17, 2018.
"Global Warming." June 2, 2004. Accessed March 17, 2018.
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Added: 6/2/2004 03:16:04 AM
Category: Science & Nature
Type: Premium Paper
Words: 2223
Pages: 9

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