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Exemplars of Human Impact Brook Milligan Department of Biology New Mexico State University Las Cruces, New Mexico 88003 brook@nmsu.edu Fall 2009 Brook Milligan Exemplars of Human Impact Biodiversity and Human Impacts Understanding global


  1. Exemplars of Human Impact Brook Milligan Department of Biology New Mexico State University Las Cruces, New Mexico 88003 brook@nmsu.edu Fall 2009 Brook Milligan Exemplars of Human Impact

  2. Biodiversity and Human Impacts Understanding global patterns of biodiversity requires knowledge of robust ecological patterns. What if extant patterns do not reflect historical ones? What are some examples of impact associated with human occupation? Brook Milligan Exemplars of Human Impact

  3. Expansion of Humans in the Pacific Initiated: prior to 3,000 B.P. in China/Taiwan 3,000 BP: Bismarck Archipelago 2,000 BP: Fiji, Tonga, Samoa 1,500–1,700 BP: Rapa Nui (Easter Island) 1,500 BP: Hawai’i 800 BP: Aoteroa (New Zealand) Brook Milligan Exemplars of Human Impact

  4. World Oceans Brook Milligan Exemplars of Human Impact

  5. Pacific Ocean Brook Milligan Exemplars of Human Impact

  6. Melanesia Brook Milligan Exemplars of Human Impact

  7. Melanesia Brook Milligan Exemplars of Human Impact

  8. Human Impacts in Polynesia Hawai’i 60 species known only from fossils 20–25 species extinct during last 200 years Rapa Nui (Easter Island) Prehistoric Modern Seabirds 22 extinct: 1 extirpated: 12–15 breeding offshore: 8–10 breeding: 1 Land birds 6 E: 6 Ecological relationships Foraging guilds: large frugivore decline Foraging height: ground birds extinct Brook Milligan Exemplars of Human Impact

  9. New Zealand: giant moas Brook Milligan Exemplars of Human Impact

  10. Moai Brook Milligan Exemplars of Human Impact

  11. Anakena Brook Milligan Exemplars of Human Impact

  12. Tukuturi: Kneeling Moai Brook Milligan Exemplars of Human Impact

  13. Rano Raraku Brook Milligan Exemplars of Human Impact

  14. Formation of Volcanic Islands Brook Milligan Exemplars of Human Impact

  15. Distribution of Volcanic Islands and Seamounts Brook Milligan Exemplars of Human Impact

  16. Rapa Nui Brook Milligan Exemplars of Human Impact

  17. Garden Brook Milligan Exemplars of Human Impact

  18. Fossil Palm Nuts Brook Milligan Exemplars of Human Impact

  19. Lava Casts of Palm Trunks Brook Milligan Exemplars of Human Impact

  20. Rano Kau Crater Brook Milligan Exemplars of Human Impact

  21. Rano Kau Crater Pollen Profiles Brook Milligan Exemplars of Human Impact

  22. Changes in Vegetation Patterns Brook Milligan Exemplars of Human Impact

  23. Projected Scenarios Brook Milligan Exemplars of Human Impact

  24. Resource Depletion Brook Milligan Exemplars of Human Impact

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