1. Carbon Dioxide in Watershed Peter Li Professor, Earth Sciences Tennessee Technological University

2. Stanford University, 2007

3. Who Put Most CO2 to the air?

5. Government policy? Source:http://intellectualize.org/images/cartoon20050605.gif

6. What can happen if we don’t produce less CO2 ? Warmer temperature……… Source: http://j-walkblog.com/index.php?/weblog/2006/02/17/

7. What can happen if we don’t produce less CO2 ? Glaciers and ice sheets in Artic will melt (Polar Bears hunt on ice sheets) Source: www.ens-newswire.com/.../20070102_polarbears.jpg

8. What can happen if we don’t produce less CO2 ? Sea levels will rise. Instead of going to Myrtle Beach, you boys will head to Knoxville Beach for your spring break..

9. What can happen if we don’t produce less CO2 ? More violent weather Source: www.davidosler.com/flood.jpg

10. Cane Creek Watershed - Geographic Location 24.1 mi 2 Developed, Open Space 8.0% Developed, Low Density 7.8% Developed, Medium Density1.6% Deciduous Forest 24.8% Pasture 17.9% Crops 36.8% Others 3.1% Source: Peter Li, 2007

11. Warming Trend Upper Cumberland Area Source: Peter Li, 2007

13. Our dedicated research assistant Source: Peter Li, 2007

15. CO2 Emission Rate Source: Peter Li, 2007

16. Drill for Winter Wheat

17. Qubit Soil CO2 Analyzer Source: Peter Li, 2007

18. Land Use Change Source: Peter Li, 2007

19. Conclusion Carbon Inventory is computed using GIS Agricultural Practices have major impact on carbon released to the air Land use and cover change will pose a major challenge to the carbon sequestration. Acknowledgement: NRCS, TTU, my dedicated students…Greg, Whitney, Derrick, Roshan, Drew….

20. http://www.greenpeace.org/international/news/naked-glacier-tunick-08182007