HW1 - GLG121 A: Environmental Geology HW1 Population and...

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HW1 – Population and Consequences Due 5:00 pm, Jan. 26, 2011 Name: _____________________ 1. Briefly describe your reasons for taking GLG121. What do you expect to learn from this course, and what are you willing to devote to this course? (5 points) Remember: you will keep your promises. 2. Watch population clock (http://www.census.gov/main/www/popclock.html, both U.S. and world). You will be surprised to see how many people are being added every second. Try to reload several times and you will see number change. Do you think that the US census bureau is recording every baby that is being born? If not, what method do you think is used to figure out change of world population every second? (5 points) 3. The graph below results from a model of the world population based on numbers in 1985 assuming a 1985 world population of 5 billion. a. What is the doubling time of this system? ____________________ years (5 points) b. Based on the doubling time, what is the net growth rate of the system (in percent)? ___________________ % (5 points)
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This note was uploaded on 11/05/2011 for the course ENG 112 taught by Professor Savoie during the Spring '08 term at Miami University.

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HW1 - GLG121 A: Environmental Geology HW1 Population and...

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