* Macau—a country with less than one-sixth the area of Washington, DC—has the highest population density of all nations in the world at 57,777 people per square mile. Greenland has the lowest at less than one person per square mile.[18] [19] * The state of Texas contains 0.46%...
Washington, DC: National ... JM Wardwell,DL Brown - 《New Directions in Urban–rural Migration》 被引量: 20发表: 1980年 Population redistribution in the United States during the 1970s Net internal migration has now become the most important component of intranational differences in population ...
All of them were (ever) married and sexually active at the time of the survey. Over a quarter (26%) of the participants got married by the age of 20 years and by the age of 25 years, over half (51.1%) of them got married. More than a third of the participants (34.1%) did ...
In 2023, the metropolitan area of New York-Newark-Jersey City had the biggest population in the United States.
Washington, DC: The Brookings Institution. Google Scholar Cantor, M.H. (1985). Families: A basic source of long-term care for the elderly,Aging 349: 9–13. Google Scholar Cantor, M.H. (1989). Social care: family and community support systems,Annals of the American Academy of ...
(2002). The older foreign-born population in the United States: 2000 (Cur- rent population reports, Series P23-211). Washington, DC: U.S. Government Printing Office.He, Wang. 2002. "The older foreign-born population of the United States: 2000. Current Population Reports, Special Studies....
Human societies evolved alongside rivers, but how has the relationship between human settlement locations and water resources evolved over time? We conducted a dynamic analysis in the conterminous US to assess the coevolution of humans and water resources from 1790 to 2010. Here we show that humans...
Garner WW, Allard H, Clayton EE: Superior germplasm in tobacco. Yearbook of agriculture. 1936, GPO. Washington DC: USDA, 785-830. Google Scholar Pritchard JK, Stephens M, Donnelly P: Inference of population structure using multilocus genotype data. Genetics. 2000, 155: 945-959. ...
2. Population Reference Bureau,2010 World Population Data Sheet(Washington, DC, 2010). 3. Jewish population estimates in the US have been the subject of a lively debate. This author’s findings are further elaborated later in this report. For a different approach, and higher Jewish population ...
Oral health is an integral component of general health and well-being. While edentulism has been examined in relation to socioeconomic status, rural residency, chronic disease and mental health, no study that we know of has examined edentulism and these