The area in red is sometimes referred to as the a cultural label which is meant to describe the beliefs of many who live there.

The area sometimes referred to as: Bible belt

People who lived in the Bible belt region tend to believe in the high religious value and tend to be more conservative. The average age of people within this region tend to be higher than any other groups.

Humans increased food production by farming.

"pacesetter of the south," comma inside the quotes