Big history


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Big history

  1. 1. BIG HISTORY By Cruz Major
  2. 2. The Day the Universe Changed <ul><li>The nature of history is constantly changing </li></ul><ul><li>Every generation is taught history different yet the main themes and concepts remain the same </li></ul>
  3. 3. The Journey of Man <ul><li>Spencer Wells traces human evolution back to our first ancestors </li></ul><ul><li>Evidence claims that the first humans derived from Africa </li></ul><ul><li>DNA samples from people around the world show that all living people are descendants of African ancestors </li></ul>
  4. 4. The Journey of Man <ul><li>Spencer Wells attempts to prove his theory that that the global migration of man began with a tribe of Africans who left their home some 60,000 years ago </li></ul><ul><li>He explains how he traced the exodus of modern humans from Africa by analyzing genetic changes in DNA </li></ul>
  5. 5. Catastrophe <ul><li>Key’s thesis is that a global climatic catastrophe in A.D. 535 to 536, a volcanic eruption, was the decisive factor that transformed the Ancient World into the Medieval Era </li></ul><ul><li>Writings from the time indicate a natural disaster in that year blocked the sun causing famine, flooding, and the plague </li></ul>
  6. 6. Catastrophe <ul><li>Keys used samples from trees, ice, lakes as well as documents of ancient chroniclers to provide evidence of his thesis </li></ul>
  7. 7. The World and Trade <ul><li>The experience of exploration is worth more than theory </li></ul><ul><li>The world beyond Europe was not quiet and sleepy in 1492 </li></ul><ul><li>Exploration and activity was already being done by different peoples across the globe </li></ul>
  8. 8. The World and Trade <ul><li>The world was separated into different regions that rarely came into contact with each other </li></ul><ul><li>Although the Norse had reached the Western Hemisphere before the Spanish, Columbus's voyages had a much longer lasting impact </li></ul>
  9. 9. Guns, Germs and Steel <ul><li>Why did Europeans and Asians, come to control most of the world, rather than Africans, Native Americans or other people? </li></ul><ul><li>Jared Diamond’s theory is that there is no superior class of people, rather just bad luck </li></ul>
  10. 10. Guns, Germs and Steel <ul><li>Europeans and Asians achieved dominance because of their ability to domesticate animals due to the abundance of plants </li></ul><ul><li>The location of Europe and Asia made migration and the transfer of animals and goods much easier </li></ul>
  11. 11. Guns, Germs and Steel <ul><li>An abundance of food made it so that people could focus their time in other things rather than farming </li></ul><ul><li>For example a military </li></ul><ul><li>Places that were not fertile had no cavalry or form of defense because they could not allocate resources to do so </li></ul>