Since the 1960s, the population of manufacturing belt has declined while the number of business moving to the has increased.

Industrialization has increased.

Explanation:

Although since 1960s the population of the various manufacturing belt has decreased but the number of business moving towards industrialization has increased because the country come across abundant as well as easily accessible mineral resources.

Industrialization played an important role by developing urbanization as well as it helped in growth and development of an economy. It provided job opportunities that attracted people to various cities. Urbanization basically takes place when a factory or many factories are constructed within an area and thus creates more demand for labor in a factory.