13. “If two people share a change, then they are likely to share an ancestor”
14. This study impossible to do without current technologyPictured, a San matriarch of the San Bushmen in Africa is the oldest genetically distinct population of humans
15.
16. Writings he discovered told of weird climatic changes:
43. Many did not believe this was possible and saw little evidence
44. Modern science and researching has brought forward potential proof otherwisePictured here, a modern Kuikuro village provides insight into the past
45. Source Four- Lost Cities of Amazon Evidence Conclusion Artifacts discovered Old pottery – 1500 years old and very sophisticated Possible implication of more civilized group Could indicate settled society – versus nomadic one Soil Management Black soil – terra preta discovered around Amazon Very fertile – could support large cities Man-made mixture, required soil management Currently no one knows how to make it Kuikuro Natives Studying the residential natives gives insight into the past Natives use similar techniques their ancestors used Made dams to capture fish Large permanent houses, with storage for food Orchards, gardens, and fields all hundred to thousands years old still exists Wooden Roads and Structures After modern research clear evidence of possible large cities and populations living in the Amazon Without the discover and use of various sources this conclusion could not have been made
![Source one –What is History? People are curious by nature Desire to learn history as a way to learn from past Understand where ideas and current life originated History can be verified through primary and secondary sources Proof also comes from: ,[object Object]](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)