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Ideas start to form…. Cordilleras - “I feel sure they formerly consisted of a chain of Volcanoes from which enormous streams of Lava were poured forth at the bottom of the sea…these Volcanoes must have formed Islands.” Burkhardt 46.
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Ideas start to form… • Cordilleras - “I feel sure they formerly consisted of a chain of Volcanoes from which enormous streams of Lava were poured forth at the bottom of the sea…these Volcanoes must have formed Islands.” Burkhardt 46 http://pages.britishlibrary.net/charles.darwin2/beagle_images/pl60.jpg
Shallow vs. Deep Rocky vs. Sediment Uplift vs. Subsidence Mapping Three Distinct Forms Structure and Distribution of Coral Reefs The Theory -
Uplifted Coral Reef in Solomon Islands http://www.iris.edu/about/ENO/iows/6_2004a.htm
Structure and Distribution of Coral Reefs Structure and Distribution of Coral Reefs, Darwin, http://www.uwgb.edu/dutchs/geophoto/coastal/TAHITI.jpg
The Atoll Structure and Distribution of Coral Reefs, Darwin, http://www.youconnect.co.uk/english/2003-10/images/earth/eye.gif
Maps Structure and Distribution of Coral Reefs, Darwin
Distribution of Reefs Bright Blue – Atolls or Lagoon Islands Pale Blue – Barrier Reefs Red – Fringing Reefs Structure and Distribution of Coral Reefs, Darwin
Darwin’s Success • “I think my book will be popular to a certain extent…why I think so is because I have found in conversation so great and surprising interest amongst such men and some o-scientific men on subject; and all my chapters are not nearly so dry and dull as that which you have read on Geographical Distribution.” Buckhardt 201