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Earth and the Human Denominator
Objectives
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Congratulations! You've made it to the final Chapter!
After reading Chapter 21, you should be able to:
- Determine an answer for Carl Sagan's question, "Who speaks for Earth?"
- Describe the growth in human population, and speculate on possible future trends.
- Analyze "An Oily Bird," and relate your analysis to energy consumption patterns in the United States and Canada.
- List the subjects of recent environmental agreements, conventions, and protocols, and relate them to physical geography and Earth systems science (geosystems).
- List 12 paradigms for the 21st century.
- Appraise your place in the biosphere and realize your physical identity as an Earthling.
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