Tertiary Period
Published on Nov 18, 2015
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PRESENTATION OUTLINE
TERTIARY PERIOD
- Time Range 65.5 Ma to 1.8 Ma
- Previous Geological Period- Cretaceous
- Following Geological Period - Quaternary
- Cenozoic Era
Photo by NASA's Marshall Space Flight Center
CLIMATE
- Started out warm
- Then got cold
- At the end of the period got freezing and ice age started
Photo by Piero...
GEOLOGIC EVENTS
- India collides with Asia
- Antarctica drifts over the South Pole
- Modern ice age begins
- Changes in Earth's crust
- Between North and South America formed Central America land bridge
Photo by kamome
TERTIARY CONTINENTS
- North and South America were not yet continents
- India was still an island off the coast tof South East Asia
- Antarctica was not yet centered over the South Pole
- Continental drift happened during the Tertiary resulted in continents reaching current positions by the end of the period
- The movements of contInental plates also led to formation of several significant mountain ranges during this period
Photo by Matt. Create.
