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In demography, demographic transition is a phenomenon and theory in the social sciences referring to the historical shift from high birth rates and high death rates to low birth rates and low death rates as societies attain more technology, education (especially of women), and economic development. [1]
United States birth rate (births per 1000 population). [1] The US Census Bureau defines baby boomers as those born between mid-1946 and mid-1964 (shown in red). [2]The middle of the 20th century was marked by a significant and persistent increase in fertility rates in many countries, especially in the Western world.
The Zelinsky Model of Migration Transition, [1] also known as the Migration Transition Model or Zelinsky's Migration Transition Model, claims that the type of migration that occurs within a country depends on its development level and its society type. It connects migration to the stages within the Demographic Transition Model (DTM).
The United States is a country primarily located in North America. Demographics of the United States concern matters of population density, ethnicity, education level, health of the populace, economic status, religious affiliations, and other aspects regarding the population. American population 1790–1860
As of 2022, births to White American mothers remain around 50% of the U.S. total, a decline of 3% compared to 2021. [36] In the same time period, births to Asian American and Hispanic women increased by 2% and 6%, respectively. [37] Population pyramid by race and ethnicity of the United States over time from 1900 to 2020
The narrative of white demographic decline is being written, primarily, in the language of immigration. It is only since Congress passed the Immigration and Naturalization Act Amendments of 1965 that American racial and ethnic demographics have taken the turn sketched above (Office of Immigration Statistics 2004, 5).
Wilbur Zelinsky (21 December 1921 [1] – 4 May 2013 [2]) was an American cultural geographer. [3] He was most recently a professor emeritus at Pennsylvania State University . He also created the Zelinsky Model of Demographic Transition .
National Asian American Survey; National Health Interview Survey; National Historical Geographic Information System; Nationwide opinion polling for the 2016 United States presidential election by demographic; Demographics of New England; North Korean immigration to the United States