Farming-based methods have strengthened/got worse continuously ever since the Industrial Revolution, and even more so since the "green revolution" in the middle at least 20 years of the 20th century. At each stage, inventions of new things in farming ways of doing things brought about huge increases in crop yields by area of land where crops can grow well. This huge/extreme rise in food production has sustained a worldwide population that has quadrupled in size over the span of one century. As the people continues to grow, so too has the amount of space dedicated to feeding it. According to World Bank figures, in 2016, more than 700 million hectares (1.7 billion (areas of land about 200 feet X 220 feet)) were loyal to/were dedicated to growing corn, wheat, rice, and other staple cereal grains--nearly half of all (helped to grow) land on the planet.
It limited the freedom of nonwhite citizens movement, It also created separate residential and business districts, And lastly It forced the relocation of black residents to rural homelands.
