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Lecture 13

Table of Contents

  1. Tectonics and Surface Relief
  2. Why study surface relief?
  3. Why study surface relief?
  4. Why study surface relief?
  5. Why study surface relief?
  6. Why study surface relief?
  7. Why study surface relief?
  8. Why study surface relief?
  9. Why study surface relief?
  10. Above and Below sea level
  11. 13.1 Why are continents high and oceans low?
  12. 13.1 Why are continents high and oceans low?
  13. 13.1 Why are continents high and oceans low?
  14. 13.1 Why are continents high and oceans low?
  15. 13.1 Why are continents high and oceans low?
  16. 13.1 Why are continents high and oceans low?
  17. 13.1 Why are continents high and oceans low?
  18. 13.1 Why are continents high and oceans low?
  19. 13.2 How do we know ... that mountains have roots?
  20. 13.2 How do we know ... that mountains have roots?
  21. 13.2 How do we know ... that mountains have roots?
  22. 13.2 How do we know ... that mountains have roots?
  23. 13.3 How does isostasy relate to active geologic processes?
  24. 13.3 How does isostasy relate to active geologic processes?
  25. 13.3 How does isostasy relate to active geologic processes?
  26. 13.3 How does isostasy relate to active geologic processes?
  27. 13.3 How does isostasy relate to active geologic processes?
  28. Glacial Isostasy
  29. 13.3 How does isostasy relate to active geologic processes?
  30. 13.3 How does isostasy relate to active geologic processes?
  31. 13.3 How does isostasy relate to active geologic processes?
  32. 13.3 How does isostasy relate to active geologic processes?
  33. 13.4 Why does sea level change?
  34. 13.4 Why does sea level change?
  35. 13.4 Why does sea level change?
  36. 13.4 Why does sea level change?
  37. 13.4 Why does sea level change?
  38. 13.4 Why does sea level change?
  39. 13.5 How and where do mountains form?
  40. 13.5 How and where do mountains form?
  41. 13.5 How and where do mountains form?
  42. 13.5 How and where do mountains form?
  43. 13.5 How and where do mountains form?
  44. 13.5 How and where do mountains form?
  45. 13.5 How and where do mountains form?
  46. 13.6 How does mountain building relate to the growth of continents?
  47. 13.6 How does mountain building relate to the growth of continents?
  48. Non-Subductable Crust
  49. Non-Subductable Crust 2
  50. 13.6 How does mountain building relate to the growth of continents?
  51. 13.6 How does mountain building relate to the growth of continents?
  52. 13.6 How does mountain building relate to the growth of continents?
  53. Provinces of North America
  54. 13.6 How does mountain building relate to the growth of continents?
  55. 13.6 How does mountain building relate to the growth of continents?
  56. 13.6 How does mountain building relate to the growth of continents?
  57. Island Arcs
  58. 13.6 How does mountain building relate to the growth of continents?

Text and Images from Slide

Image of mountains and a basin in Canada both due to thursting

13.5 How and where do mountains form?

Fig 13.20

Thrust faults thicken crust. This was relatively small in the Andes, but in other areas it is a more significant part of crustal loading. Here in western Canada we see mountains (left) and basins (right), both due to thrust faulting.

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