Assignment - Evolution of North America
Create a one page summary of the tectonic evolution of the region of the North American continent in which you live.
Discussion - Future Accretion
Where are today's exotic terranes? What is their fate? Once East Africa has rifted from the African Plate, is it destined to become an accreted terrane? Will it become a new continent? Discuss these issues.
What was the first line of evidence that led early investigators to suspect that the continents were once connected?
Explain why the discovery of the fossil remains of Mesosaurus in both South America and Africa, but nowhere else, supports the continental drift hypothesis.
Early in the twentieth century, what was the prevailing view of how land animals migrated across vast expanses of open ocean?
How did Wegener account for evidence of glaciers in the southern landmasses at a time when areas in North America, Europe, and Asia supported lush tropical swamps?
Attachment:- Earth’s continents.rar