Fertility. Definition of population dynamics in the Definitions.net dictionary. A population is a collection of individual organisms of the same species that occupy some specific area. Population dynamics is the branch of life sciences that studies short-term and long-term changes in the size and age composition of populations, and the biological and environmental processes influencing those changes. The study of a species’ population dynamics usually seeks to answer questions such as: What explains average abundance of a population? Population dynamics refers to how populations of a species change over time. What does population dynamics mean? Population dynamics is a study of the variation in the population of a particular species at a location over a given period of time. The "dynamics" of bird populations, the ways in which their numbers grow and shrink as time goes by, are controlled by the same general factors that control the size of human populations.An avian or human population has two kinds of input -- birth (natality) and immigration. On the cluster of health, and population dynamics, the participants noted the need to take data on population dynamics into account in all policy planning. Key Takeaways Key Points. Population Dynamics. The term "population dynamics" refers to how the number of individuals in a population … Unlock Content Over 83,000 lessons in all major subjects It might be outdated or ideologically biased. Population Dynamics. A population is a group of individuals of the same species that occupy a specific area over a certain period of time. There are a number of different ways, taking different factors into account, to measure fertility rate. The following article is from The Great Soviet Encyclopedia (1979). And each population has the same two outputs -- death (mortality) and emigration. A population is a group of individuals (all members of a single species) who live together in the same habitat and are likely to interbreed. A population describes a group of individuals of the same species occupying a specific area at a specific time. Meaning of population dynamics. Examine the impact of fertility rates on society and the various ways fertility is computed and discussed. Each population has a unique physical distribution in time and space. Population Dynamics. Learning Objectives. Information on key trends, such as the youth bulge in some countries, ageing population in other, migration and urbanization should guide planning. population dynamics: the processes that contribute to the size and composition of a population. 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