Due to the fact that since the beginning of the 19th century, there have been a concentration of immigrants from European countries on the East Coast and North-East of the United States, the largest agglomerations of the country’s population have been formed in this territory. Due to the presence of a large number of minerals, fresh water and other resources, at the moment the average population density of this territory reaches 100-150 people per square kilometer, taking into account the fact that the total US density is 35 people per km2.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.