Ch.1- hw - atmosphere 4 a about 30 b Determined by ice...

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Homework #1 Our Built Environment 10/5/2009 Chapter 1 Review Questions 1. a) Anthropogenic Greenhouse Gasses- This type of greenhouse gas is simply a human induced greenhouse gas; meaning we as people created it through things like deforestation, and polluting our air and water supply. b) Carbon Dioxide (CO²), Methane (CH4), and Chlorofluorocarbon gases (CFCs) 2. Atmosphere, hydrosphere, biota, solid earth. 3. The difference between global warming and the greenhouse effect is that the greenhouse gases are warm the planet’s surface by absorbing outgoing infrared radiation (radiant heat) and reflecting back to the earth surface, warming up the earth. In contrast, global warming is the warming of the earth’s atmosphere due to these harmful anthropogenic greenhouse gases. So one warms the earth itself and the other warms its
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Unformatted text preview: atmosphere. 4. a) about 30% b) Determined by ice cores and direct atmospheric measurements c) Deforestation and overall human occurrences 6. a) About a little over a century is when we can make accurate measurements. b) Because weather stations near cities will record higher temperatures because of the abundance of human activity. Sea water temperature also has not been measured accurately in the beginning of the 1900’s. 7. Although the burning of coal was said to cool the earth during the time period of 1940-1970. But coal burning also releases CO , Whish is a greenhouse gas which in the long run will continue to be an agent in heating our overall earth’s temperature....
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