Population Density 1 : Population density (in agriculture standing stock and standing crop) is a measurement of population per unit area or unit volume. It refers to people in our case. (Wikipedia)
James Daniell (compiler), Glossary of Earthquake Terms (shortened list of the most important terms), Earthquake-Report.com, Guam, USA 2011. http://earthquake-report.com/2011/02/15/glossary-o f-earthquake-terms-2/, (ND/ Erthq - Brit) {898}