James Croll Quotes

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In geology the effects to be explained have almost all occurred already, whereas in these other sciences effects actually taking place have to be explained.

James Croll

I prefer to use the term "theory," with the above understood qualification, viz... a theory in its hypothetical stage.

James Croll

James Croll

James Croll

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Born: January 2, 1821

Died: December 15, 1890 (aged 69)

Bio: James Croll was a 19th-century Scottish scientist who developed a theory of climate change based on changes in the Earth's orbit.

Known for:

Discussions on Climate and Cosmology (1885)
The Philosophical Basis of Evolution (1890)

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