1. Global Warming, Fact or Fiction? Bob Chen Analyzing the two sides of the global warming debate
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4. This Graph show that the temperature of the earth is rising. It shows that since the beginning of the industrial revolution, the temperature has been getting higher and higher. Source: Earth Dec. 1995, pp. 24-34 Has Global Warming Begun?
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6. This graph shows that global warming does not exist and we are just simply coming out of an ice age (Third graph) The other two graphs show a more long term view, while the first graph shows that global warming is nothing new. Source: 21st Century Science & Technology Winter 1999-2000, pp. 64-75 The Global Warming Folly