Terms : Hide Images
| 211879153 | Agricultural density | The ratio of the number of farmers to the total amount of land suitable for agriculture. | |
| 211879154 | Agricultural revolution | The time when human beings first domesticated plants and animals and no longer relied entirely on hunting and gathering | |
| 211879155 | Arithmetic density | The total number of people divided by the total land area. | |
| 211879156 | Census | A complete enumeration of a population. | |
| 211879157 | Crude birth rate(CBR) | The total number of live births in a year for every 1,000 people alive in the society. | |
| 211879158 | Crude death rate(CDR) | The total number of deaths in a year for every 1,000 people alive in the society. | |
| 211879159 | Demographic transition | change in a population from high birth and death rates to low birth and death rates | |
| 211879160 | Demography | the scientific study of population characteristics | |
| 211879161 | Dependency ratio | The number of people under the age of 15 and over age 64, compared to the number of people active in the labor force. | |
| 211879162 | Doubling time | The number of years needed to double a population, assuming a constant rate of natural increase. | |
| 211879164 | Epidemiology | Branch of medical science concerned with the incidence, distribution, and control of diseases that affect large numbers of people. | |
| 211879163 | Epidemiological transition | distinctive causes of death in each stage of the demographic transition | |
| 211879165 | Ecumene | The portion of Earth's surface occupied by permanent human settlement. | |
| 211879166 | Industrial revolution | A series of improvements in industrial technology that transformed the process of manufacturing goods. | |
| 211879167 | Infant mortality rate(IMR) | The total number of deaths in a year among infants under one year old for every 1,000 live births in a society. | |
| 211879168 | Life expectancy | The average number of years an individual can be expected to live. Life expectancy at birth is the average number of years a newborn infant can expect to live. | |
| 211879169 | Medical revolution | Medical technology invented in Europe and North America that is diffused to the poorer countries of Latin America, Asia, and Africa. Improved medical practices have eliminated many of the traditional causes of death in poorer countries and enabled more people to live longer and healthier lives. | |
| 211879170 | Natural increase rate | The percentage growth of a population in a year, computed as the crude birth rate minus the crude death rate. | |
| 211879171 | Overpopulation | The number of people in an area exceeds the capacity of the environment to support life at a decent standard of living. | |
| 211879172 | Pandemic | Disease that occurs over a wide geographic area and affects a very high proportion of the population. | |
| 211879173 | Physiological density | The number of people per unit of area of arable land, which is land suitable for agriculture. | |
| 211879174 | Population pyramid | A bar graph representing the distribution of population by age and sex. | |
| 211879175 | Sex ratio | The number of males per 100 females in the population. | |
| 211879176 | Total fertility rate(TFR) | The average number of children a woman will have throughout her childbearing years. | |
| 211879177 | Zero population growth(ZPG) | A decline of the total fertility rate to the point where the natural increase rate equals zero. | |
| 212016725 | non-ecumene | the portion of earth's surface not occupied by permanent human settlement. |
