Lecture 13

Tectonics and Surface Relief

Why study surface relief?

Why study surface relief?

Why study surface relief?

Why study surface relief?

Why study surface relief?

Why study surface relief?

Why study surface relief?

Why study surface relief?

Above and Below sea level

13.1 Why are continents high and oceans low?

13.1 Why are continents high and oceans low?

13.1 Why are continents high and oceans low?

13.1 Why are continents high and oceans low?

13.1 Why are continents high and oceans low?

13.1 Why are continents high and oceans low?

13.1 Why are continents high and oceans low?

13.1 Why are continents high and oceans low?

13.2 How do we know ... that mountains have roots?

13.2 How do we know ... that mountains have roots?

13.2 How do we know ... that mountains have roots?

13.2 How do we know ... that mountains have roots?

13.3 How does isostasy relate to active geologic processes?

13.3 How does isostasy relate to active geologic processes?

13.3 How does isostasy relate to active geologic processes?

13.3 How does isostasy relate to active geologic processes?

13.3 How does isostasy relate to active geologic processes?

Glacial Isostasy

13.3 How does isostasy relate to active geologic processes?

13.3 How does isostasy relate to active geologic processes?

13.3 How does isostasy relate to active geologic processes?

13.3 How does isostasy relate to active geologic processes?

13.4 Why does sea level change?

13.4 Why does sea level change?

13.4 Why does sea level change?

13.4 Why does sea level change?

13.4 Why does sea level change?

13.4 Why does sea level change?

13.5 How and where do mountains form?

13.5 How and where do mountains form?

13.5 How and where do mountains form?

13.5 How and where do mountains form?

13.5 How and where do mountains form?

13.5 How and where do mountains form?

13.5 How and where do mountains form?

13.6 How does mountain building relate to the growth of continents?

13.6 How does mountain building relate to the growth of continents?

Non-Subductable Crust

Non-Subductable Crust 2

13.6 How does mountain building relate to the growth of continents?

13.6 How does mountain building relate to the growth of continents?

13.6 How does mountain building relate to the growth of continents?

Provinces of North America

13.6 How does mountain building relate to the growth of continents?

13.6 How does mountain building relate to the growth of continents?

13.6 How does mountain building relate to the growth of continents?

Island Arcs

13.6 How does mountain building relate to the growth of continents?