Plate tectonic theory

17th Century:

Francis Bacon: Noticed that the continents seemed to fit together to form Pangea.

1912:

Wegener: Published his theory of tectonic, about Pangea 300 million years ago.

• Pangea splits into two sides Laurasia (N) and Ganawanaland (S).
• He published several pieces of evidence.

Geological:

• South America and Africa fit together.
• Glaciation in S.America, Antartica, India.
• Rock sequences…