jul 30, 3000000 BC - PALEOLITHIC
Constant climate changes,
also known as the "old Stone Age", encompasses the first widespread use of technology—as humans progressed from simpler to more complex developmental stages—and the spread of humanity from the savannas of East Africa to the rest of the world
Paleolitic: Start with the beginnings of early man
Constant search for food, shelter, water.
Added to timeline:
Periods of time