The eastern united states has a higher median age, such as florida, west virginia, and maine
- however, the western united states has a lower median age, such as utah and idaho.
Here are the chronological events:
1. <span>humans survived by hunting and gathering.
2. </span><span>the the neolithic revolution occurred,
3. </span><span>people could farm and store a surplus of food,
</span><span>4. advanced civilizations developed
</span>The advancaement in agricultural technology became the turning point in human history because it allow humans to modify food availability in order to sustain our survival, which lead to massive population growth and safety over period of time.
