Science Fair Project Encyclopedia
33rd century BC
(34th century BC - 33rd century BC - 32nd century BC - other centuries)
(5th millennium BC - 4th millennium BC - 3rd millennium BC)
Events
- Major climate shift possibly due to shift in solar activity. Glaciers expand, covering plants. Atmospheric temperatures fall to lowest levels.
- Sahara changes from a habitable region into a barren desert.
Significant persons
- About 250 million people occupied planet
Inventions, discoveries, introductions
12-19-2008 14:25:18
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details


