Tutorials

There are a selection of geology tutorials from introductory to advanced levels covering a range of topics which together form a free online textbook.

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Below is the abstract of an example tutorial.

Plate Tectonics: The Evidence

The evidence for plate tectonics comes many fields, such as palaeontology, geophysics and climate study. The first evidence was the matching of continents and their rock types across oceans. This had been realised since the 17th Century. Theories of how continents moved were ad hoc at best. Alfred Wagner, an early 1900's German Meteorologist proposed that the continents of South America, Africa, India and Australia had been one continent in the past due to their similarity of fossils and palaeoclimate.

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