The systematic idea ofpopulation and resources was first presented by Robert Malthus.(1) natural principle(2) Sociological theory
Social theory - Among the scholars who propounded the theory based on social rules were Henry George, Arsen Dument, David Ricardo and Karl Marx.
Natural Theory - This theory was first presented by Robert Malthus. Among his other scholars were Thomas Dubbalde and Herbert Spencer etc.
Under the new Malthusian theory, five elements were included in the limits of growth-population growth,per capita food production,industrial production per capita,natural resourcesenvironmental pollution
The following are the reasons for population growth in India -birth rate, death rate, migrationLife expectancy,The necessity of marriage and having children,illiteracy and ignorance,wall marriage,superstition,Other