1. Pol70.W07.lec141 The Allure of Energy Alternatives

2. Pol70.W07.lec142 Where does energy go?

3. Pol70.W07.lec143

4. 4 Geopolitics of oil

5. Pol70.W07.lec145 Comparing consumption levels Subsistence: Mexico Social: Portugal Luxury: United States GNP per capita (1997)$3,700 $11,010$29,080 Municipal waste pc not available 350 kg 720 kg Energy use pc (oil equiv.) 1,525 kg1,928 kg8,051 kg GDP output/kg oil equiv. $2.10$5.60$3.40 CO 2 emissions pc (1996) 3.7 metric tons 4.7 metric tons 19.7 metric tons

6. Pol70.W07.lec146 Automobility & the automotive complex

7. Pol70.W07.lec147 Heat, light, comfort

8. Pol70.W07.lec148 “Our way of life”

9. Pol70.W07.lec149 Energy alternatives should Reduce vulnerability, increase flexibility Be reasonably cost-effective & efficient Not introduce major lifestyle disruptions Not generate intractable waste problems Be environmentally-friendly or “green” Not introduce intractable social problems

10. Pol70.W07.lec1410 Two general classes of alternatives Technological Energy production Energy distribution Energy consumption Waste disposal Behavioral Economic incentives Conservation Lifestyle changes Cognitive changes

11. Pol70.W07.lec1411 Carbon dioxide sequestration

12. Pol70.W07.lec1412 Nuclear energy

13. Pol70.W07.lec1413

14. Pol70.W07.lec1414

15. Pol70.W07.lec1415 Limits to uranium?

16. Pol70.W07.lec1416

17. Pol70.W07.lec1417

18. Pol70.W07.lec1418

19. Pol70.W07.lec1419

20. Pol70.W07.lec1420

21. Pol70.W07.lec1421

22. Pol70.W07.lec1422

23. Pol70.W07.lec1423 Fusion

24. Pol70.W07.lec1424 Very complex design

25. Pol70.W07.lec1425

26. Pol70.W07.lec1426 Slotted into existing power grids

27. Pol70.W07.lec1427 Solar energy is plentiful but diffuse, and must be collected and concentrated

28. Pol70.W07.lec1428 For heating of water or

29. Pol70.W07.lec1429 Solar electricity

30. Pol70.W07.lec1430 Production is growing, while cost is dropping

31. Pol70.W07.lec1431 Wind is variable and diffuse and energy must be captured

32. Pol70.W07.lec1432 Wind resources are widely available

33. Pol70.W07.lec1433 Costs are decreasing and capacity is growing

34. Pol70.W07.lec1434 Hydrogen?

35. Pol70.W07.lec1435

36. Pol70.W07.lec1436

37. Pol70.W07.lec1437

38. Pol70.W07.lec1438 Shell Oil’s projection

39. Pol70.W07.lec1439 Fossil fuel phaseout projection

40. Pol70.W07.lec1440 Mtoe Technological progress projection

41. Pol70.W07.lec1441 Conservation/renewable projection