Population can also be defined more specifically, such as the number of newborn babies in North America with brown eyes, the number of startups in Asia that failed in less than three years, the average height of all female CFA exam candidates, mean weight of all U.S. taxpayers over 30 years of age, among others. Maximum Carrying Capacity The maximum population size that can be supported by environment. Clipping is a handy way to collect important slides you want to go back to later. Population growth is measured in both absolute and relative terms. A population may refer to an entire group of people, objects, events, hospital visits, or measurements. This makes three-level lasers rather inefficient, despite being the first type of laser to be … In most cases, it's the last 12-24 hours that a chick is in town. DEFINITION ALAND NATURE OF POPULATION AND DEMOGRAPHY