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Showing below up to 50 results in range #1 to #50.

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1. (hist) ‎OPEC (brief history) ‎[14,952 bytes]
2. (hist) ‎Regenerative braking ‎[11,542 bytes]
3. (hist) ‎CANDU reactor ‎[11,155 bytes]
4. (hist) ‎Energy ‎[10,487 bytes]
5. (hist) ‎Oil sands ‎[10,459 bytes]
6. (hist) ‎Chernobyl nuclear accident ‎[10,458 bytes]
7. (hist) ‎Mineral ‎[10,217 bytes]
8. (hist) ‎Uranium ‎[9,841 bytes]
9. (hist) ‎Hydrologic cycle ‎[9,709 bytes]
10. (hist) ‎Nuclear reactor ‎[9,704 bytes]
11. (hist) ‎Radioisotope thermal generator ‎[9,504 bytes]
12. (hist) ‎Monopoly ‎[9,487 bytes]
13. (hist) ‎Types of photovoltaic cells ‎[9,483 bytes]
14. (hist) ‎Bernoulli's equation ‎[9,345 bytes]
15. (hist) ‎Steam assisted gravity drainage ‎[9,227 bytes]
16. (hist) ‎Uranium enrichment ‎[9,204 bytes]
17. (hist) ‎Greenhouse effect ‎[9,195 bytes]
18. (hist) ‎Carbon tax vs emissions trading ‎[9,102 bytes]
19. (hist) ‎Ground source heat pump ‎[9,092 bytes]
20. (hist) ‎Smog ‎[9,091 bytes]
21. (hist) ‎Types of hydrogen fuel ‎[8,990 bytes]
22. (hist) ‎Carbon capture and storage ‎[8,975 bytes]
23. (hist) ‎Energy productivity ‎[8,936 bytes]
24. (hist) ‎Window ‎[8,912 bytes]
25. (hist) ‎Discounting ‎[8,880 bytes]
26. (hist) ‎Hydrocarbon resource ‎[8,858 bytes]
27. (hist) ‎Hydraulic fracturing ‎[8,851 bytes]
28. (hist) ‎Carbon ‎[8,790 bytes]
29. (hist) ‎Pressurized water reactor ‎[8,755 bytes]
30. (hist) ‎Energy efficient building design ‎[8,747 bytes]
31. (hist) ‎Thorium ‎[8,714 bytes]
32. (hist) ‎Air pollution ‎[8,684 bytes]
33. (hist) ‎Oil crisis of the 1970s ‎[8,657 bytes]
34. (hist) ‎Forced convection ‎[8,638 bytes]
35. (hist) ‎OPEC (cartel) ‎[8,614 bytes]
36. (hist) ‎Photovoltaic system ‎[8,577 bytes]
37. (hist) ‎Hydropower ‎[8,564 bytes]
38. (hist) ‎Electric vehicle ‎[8,541 bytes]
39. (hist) ‎Solar energy to the Earth ‎[8,533 bytes]
40. (hist) ‎Charcoal ‎[8,517 bytes]
41. (hist) ‎Photovoltaic cell ‎[8,505 bytes]
42. (hist) ‎Electric vehicle practicality ‎[8,486 bytes]
43. (hist) ‎Tidal stream generator ‎[8,477 bytes]
44. (hist) ‎Earth's energy flow ‎[8,457 bytes]
45. (hist) ‎Coal ‎[8,438 bytes]
46. (hist) ‎Greenhouse gas ‎[8,418 bytes]
47. (hist) ‎Coal fired power plant ‎[8,378 bytes]
48. (hist) ‎Nuclear power ‎[8,348 bytes]
49. (hist) ‎Carbon cycle ‎[8,334 bytes]
50. (hist) ‎Radioactivity ‎[8,308 bytes]

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