Week 5 Checkpoint - Atmospheric Issues

Week 5 Checkpoint - Atmospheric Issues - Axia College...

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Axia College Material Appendix D Air Pollution Chart After reviewing Ch. 8 and 9 of your text, complete the following table, then respond to the questions that follow: Issue Sources Health/Environmental Effects Carbon dioxide (CO 2 ) Combustion of fossil fuels, such as coal, oil and gas in power plants, automobiles, and industrial facilities. Industrial production processes, such as mineral and metal production. Product uses, such as petroleum based products. Deforestation. Associated with global warming. Temperatures rise globally and precipitation changes: observed changes include shrinking of glaciers, thawing of permafrost, later freezing and earlier break-up of ice on rivers and lakes, lengthening of growing seasons, shifts in plant and animal ranges and earlier flowering of trees. Chlorofluorocarbons (CFCs) Human made. Aerosol propellants, air conditioner and refrigerator coolants (Freon), and foaming agents and solvents. Ozone depletion. Allows more solar UV to reach the Earth’s surface causing skin cancer, cataracts, and weakened immune systems. Ground-level ozone (O 3 ) Human made. Formed when sunlight triggers reactions between nitrogen oxides and unstable hydrocarbons. Some other sources
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This note was uploaded on 09/06/2010 for the course SCI275 SCI275 taught by Professor Johnscott during the Spring '10 term at University of Phoenix.

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Week 5 Checkpoint - Atmospheric Issues - Axia College...

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