Describe some factors that contributed to american indian economies

Indians cultivated and developed many plants that are very important in the world today. Some of them are white and sweet potatoes, corn, beans, tobacco, chocolate, peanuts, cotton, rubber and gum. Plants were also used for dyes, medicines, soap, clothes, shelters and baskets.

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;

the period of human evolution has coincided with environmental change, including ('hominin' refers to any bipedal species closely related to humans – that is, on how do we know earth's climate has changed? a map showing dates and locations of prehistoric archeological sites and migration routes from africa into.