Farming was the primary occupation of people in rural areas in the 18th century, as most of the population lived in rural areas and agriculture was the main source of livelihood.

The Back-to-the-Land Movement was a movement that encouraged people to move from urban to rural areas in the 19th century. This movement was motivated by a desire to escape the crowded and unsanitary conditions of cities and to return to a simpler, more natural way of life.

The Dust Bowl was a combination of drought and dust storms that affected the Great Plains region of the United States in the 1930s. The drought caused the soil to become dry and loose, and the wind picked up the soil and carried it away, creating dust storms that blackened the skies and caused widespread damage to crops and livestock.

The New Deal was a series of programs and policies enacted by President Franklin D. Roosevelt to help the United States recover from the Great Depression. The New Deal included programs to provide relief to the unemployed, to stimulate the economy, and to reform the financial system.

The Green Revolution was a series of agricultural innovations that led to a dramatic increase in crop yields in the 1960s and 1970s. These innovations included the development of new high-yielding varieties of crops, the use of fertilizers and pesticides, and the expansion of irrigation systems.

Urbanization is the term used to describe the movement of people from rural to urban areas.

Ruralization is the term used to describe the movement of people from urban to rural areas.

Suburbanization is the term used to describe the movement of people from urban areas to suburban areas.

Exurbanization is the term used to describe the movement of people from suburban areas to rural areas.

Urbanization is the term used to describe the process of rural areas becoming more like urban areas.

Ruralization is the term used to describe the process of urban areas becoming more like rural areas.

Exurbanization is the term used to describe the process of suburban areas becoming more like rural areas.

Suburbanization is the term used to describe the process of rural areas becoming more like suburban areas.

Exurbanization is the term used to describe the process of urban areas becoming more like exurban areas.

Ruralization is the term used to describe the process of exurban areas becoming more like rural areas.