What effect did geographic factors have on the economy of the southern colonies

The soil was good for farming and the climate was warm, including hot summers and mild winters. The growing season here was longer than any other region. The southern colonies' economy was based on agriculture (farming). ... The flat land was good for farming and so the landowners built very large farms called plantations.

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The  pan-african movement  was an "emotional, cultural, psychological and ideological  movement  that began among the  african  dispora in the western hemisphere, for a closer  purpose, so that  african  people could feel secure, attain political, economic as well as psychological power visa vis other races or world regions" .