chapter 12 questions

Chapter 12 questions - Sara Newell November 9 2009 ESC1000 Ch 12 Questions 1 G rowing populations have created demands for water that stretch and

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Sara Newell November 9, 2009 ESC1000 Ch. 12 Questions 1) Growing populations have created demands for water that stretch, and in some cases exceed, the amount of water that is available both globally and in the United States. Some of the driest regions in the world use the greatest amounts of water. In the early 1800s, there were 1 billion people on Earth, now there are 6.5 billion. Thus as the human population has grown, the amount of available freshwater per person has diminished. 9) Ground water provides drinking water for more than half of the population of North America and is a major source of water for irrigation and industry. It is a valuable resource because it is abundant, it moves very slowly, thus it is stored below Earth’s surface and remains available during dry periods, and in some regions, ground water flows from wet environments to arid ones, making water available in dry areas. 10)
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This note was uploaded on 02/15/2011 for the course ESC 1000 taught by Professor Staff during the Fall '08 term at University of Florida.

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Chapter 12 questions - Sara Newell November 9 2009 ESC1000 Ch 12 Questions 1 G rowing populations have created demands for water that stretch and

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