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Exploring Ecology, Evolution, and Diversity in Life Sciences

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This resource delves into the fundamental concepts of ecology, evolution, and biodiversity, exploring how these disciplines intersect and inform our understanding of life. Highlighting important historical perspectives from figures like Theodosius Dobzhansky, Sir Isaac Newton, and John Ray, it emphasizes the significance of the scientific method. The piece also examines the hierarchy of life and the evolution of biological themes, fostering a deeper appreciation for the interconnectedness of ecological systems. Ideal for students and educators in the biological sciences.

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Exploring Ecology, Evolution, and Diversity in Life Sciences

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  1. Ecology, Evolution and Diversity

  2. Steven Mark Norris Steven.norris@csuci.edu http://faculty.csuci.edu/steven.norris/

  3. Biology bio + logia = “study of life”

  4. Biology “skin-in” “skin-out”

  5. Hierarchy of Life

  6. Hierarchy of Life Our Class Some other Class

  7. Hierarchy of Life Our Class

  8. Biological Themes Evolution “Nothing in biology makes sense except in the light of evolution.” Theodosius Dobzhansky

  9. Biological Themes Ecology

  10. Biological Themes Bio-diversity

  11. Science

  12. Western Science Plato and Aristotle Raphael, ca. 1510 The Vatican

  13. Middle Ages Knowledge comes from authority and revelation Mediaeval copy of Aristotle’s writings

  14. Renaissance -Age of Enlightenment(starting1500’s) Knowledge comes from exploration, examination and experimentation An anatomy lesson Rembrandt (1632)

  15. Natural Philosophy Sir Isaac Newton (1643-1727) Sir Francis Bacon (1561-1626)

  16. Natural Philosophy “Let it not suffice to be book-learned, to read what others have written and to take upon trust more falsehood than truth, but let us ourselves examine things as we have opportunity, and converse with Nature as well as with books.” John Ray -- 1691 (1627-1705)

  17. The Scientific Method

  18. The Scientific Method

  19. The Scientific Method

  20. When Science and politics collide… Trofim Lysenko (1898-1976)

  21. A dark room

  22. Ichthyology

  23. Ichthyology

  24. Ichthyology

  25. Ichthyology National Museum of Natural History (Paris) Natural History Museum (London) Royal Museum of Central Africa (Belgium)

  26. Ichthyology

  27. Ichthyology

  28. Limitations of Science

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