(2018, October 05). The 2020 Post-Enumeration Survey provides an estimate of the undercount or overcount results for each state and by census operation. Graying of America Factors & Consequences - Study.com Geographers seek to explain why these patterns exist. A useful tool used by scientists that focus on demographics is a population profile, also called a population pyramid. These areas have continued to grow, while baby boomers moved away in their greatest numbers from the southern Great Plains and the area along the Mississippi River Valley. Starting in 2030, when all boomers will be older than 65, older Americans will make up 21 percent of the population, up from 15 percent today. Things that contribute to longer life expectancies include eating a healthy diet that is rich in plants and nuts. Infant mortality rate (IMR) is determined by calculating how many children die before the age of 1 per 1,000 live births annually. Of the worlds 25 oldestcountries, 22 are in Europe, with GermanyandItaly leading the ranks of Europeancountries for many years (He, Goodkind, and Kowal, 2015). Upfront costs on housing, education, and transportation must be provided by governments. (2014). AP Human Geography: Rubenstein Text. Demography examines the size, structure, and movements of populations over space and time. In contrast, countries whose populations are decreasing, such as Denmark and Sweden, have introduced more paid maternity leave and created propaganda to promote raising children. During Asian and Pacific Islander Heritage Month, we explore the broad diversity of this population in the United States. Mass starvation, the spread of disease, and a major social crisis were underway. However, the Industrial Revolution, a period of major economic development in Great Britain and North America (1700s-1800s), led to greater production of goods and services, elevating the standard of living for people (i.e., lower death rates and longer life expectancy). Think of pull and push factors that are going on in the world today. Locals will burn part of the forest to put nutrients back into the ground. Demographers and geographers like myself have watched as this aging cohort transformed the U.S., from young children in the 1950s and 1960s to senior citizens today. The rising cost of health care is a source of financial vulnerability to older adults. The purpose of this volume, therefore, is to explore current patterns and policies of immigration in key countries and regions across the globe and analyze the implications for these countries and their immigrant populations.