8. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
9. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
10. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
11. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
12. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
13. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
14. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
15. US Population Growth
Source: US Population Growth from 1790 to 1990 for the University of Kentucky
Appalachian Center. Retrieved 22 October 2008, from
http://www.outragegis.com/animations/population-growth.htm
17. Virgin Forest Change in the US
1620
Source: Deforestation University of Michigan’s Global Change Curriculum.
Retrieved 22 October 2008, from
http://www.globalchange.umich.edu/globalchange2/current/lectures/deforest/deforest9.jpg
18. Virgin Forest Change in the US
1850
Source: Deforestation University of Michigan’s Global Change Curriculum.
Retrieved 22 October 2008, from
http://www.globalchange.umich.edu/globalchange2/current/lectures/deforest/deforest9.jpg
19. Virgin Forest Change in the US
1920
Source: Deforestation University of Michigan’s Global Change Curriculum.
Retrieved 22 October 2008, from
http://www.globalchange.umich.edu/globalchange2/current/lectures/deforest/deforest9.jpg
34. Water Consumption
Source: OECD Factbook 2007 – Economics, Environmental and Social Statistics.
Retrieved 22 October 2008, from
http://www.thepresidency.gov.za/learning/reference/factbook/index.htm
38. Waste Creation
Source: Retrieved 22 October 2008, from
http://www.eia.doe.gov/kids/energyfacts/saving/recycling/images/wastegenerationsmall/gif
39. International Math and Science Test
Scores 24th
Source: Retrieved 22 October 2008, from
http://www.eia.doe.gov/kids/energyfacts/saving/recycling/images/wastegenerationsmall/gif
40.
41. The Natural Step Funnel Submitted by Anouk Bertner on Fri, 2008-09-19 12:56.