there were several reasons. one reason is because many people moved north because there were more people so that made the cities up north larger and more populated. another reason is because there was more food so there were naturally more people.
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Agricultural changes during the Song Dynasty occurred due to advancements in technology, such as improved irrigation systems, the introduction of fast-ripening rice from Southeast Asia, and the use of fertilizers. These innovations led to increased crop yields and allowed for more efficient farming practices, which supported a growing population and urbanization. The resulting surplus in food production not only strengthened the economy but also enabled the rise of a more complex society, fostering trade and the development of a vibrant culture. This agricultural transformation was crucial for sustaining the economic prosperity and societal advancements of the Song era.
The removal of the gold standard on the dollar
The Han Dynasty era was the period between 206 B. C. and 220 A. D. It was a time of prosperity that is referred to as the Golden Age of ancient China. During this era, there were many advances and inventions, such as the development of paper and iron casting.
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During the 17th century.
we don't know
200 b.C.
Turns in to a bird
Like, 1000 bc
As people age, degenerative changes in the lens's proteins occur.
Economic opportunities for the people will improve.
bogo
Your hormones.
control
Mutation
usally
Cellular respiration