The definition of fire is the active principle of burning, characterized by the heat and light of combustion; And cultivating it was perhaps one of the biggest technological leaps humans ever surpassed. Fire affected the ancient man in many ways through cause and effect, and every effect created a cause, which resulted in another effect. It allowed the food to be germ-free because it was cooked and since it was cooked it was more digestible …showed first 75 words of 773 total…

…showed last 75 words of 773 total…drive them away from people’s shelters.” (Walker 21) Just the fact that humans used fire in defence that resulted in the increase of the human population. Although only Stone Age humans used fire in defence it impacted the population growth by having more humans survive the food hunts. Fire also allowed the hominid Species Homo Erectus to populate other continents other than Africa. “Specimens have been found in Africa, Europe, China, Georgia, India, and Java”2