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  2. Population dynamics - Wikipedia

    en.wikipedia.org/wiki/Population_dynamics

    Population dynamics is the type of mathematics used to model and study the size and age composition of populations as dynamical systems.Population dynamics is a branch of mathematical biology, and uses mathematical techniques such as differential equations to model behaviour.

  3. World population - Wikipedia

    en.wikipedia.org/wiki/World_population

    Estimates of world population by their nature are an aspect of modernity, possible only since the Age of Discovery.Early estimates for the population of the world [10] date to the 17th century: William Petty, in 1682, estimated the world population at 320 million (current estimates ranging close to twice this number); by the late 18th century, estimates ranged close to one billion (consistent ...

  4. Human dynamics - Wikipedia

    en.wikipedia.org/wiki/Human_dynamics

    The term Human Dynamics or Human Dynamics as Personality Dynamics has also been used to describe a framework for understanding people and is applied in a technique aimed at education and team building.

  5. Eight-hour day movement - Wikipedia

    en.wikipedia.org/wiki/Eight-hour_day_movement

    Título sexto. De las fábricas y fortificaciones. Ley VI Que los obreros trabajen 8 horas al día repartidas como convenga. Todos los obreros trabajaran ocho horas al día, cuatro á la mañana, y cuatro á la tarde en fortificaciones y fábricas, que se hicieren, repartidas á los tiempos más convenientes para librarse del rigor del sol, más o menos lo que á los ingenieros pareciere, de ...

  6. Human overpopulation - Wikipedia

    en.wikipedia.org/wiki/Human_overpopulation

    Human overpopulation (or human population overshoot) is the idea that human populations may become too large to be sustained by their environment or resources in the long term.

  7. Élan vital - Wikipedia

    en.wikipedia.org/wiki/Élan_vital

    Élan vital (French pronunciation: [elɑ̃ vital]) is a term coined by French philosopher Henri Bergson in his 1907 book Creative Evolution, in which he addresses the question of self-organisation and spontaneous morphogenesis of things in an increasingly complex manner.

  8. Social constructionism - Wikipedia

    en.wikipedia.org/wiki/Social_constructionism

    Social constructionism is a term used in sociology, social ontology, and communication theory.The term can serve somewhat different functions in each field; however, the foundation of this theoretical framework suggests various facets of social reality—such as concepts, beliefs, norms, and values—are formed through continuous interactions and negotiations among society's members, rather ...

  9. Human Terrain System - Wikipedia

    en.wikipedia.org/wiki/Human_Terrain_System

    The Human Terrain System (HTS) was a United States Army, Training and Doctrine Command (TRADOC) support program employing personnel from the social science disciplines – such as archaeology, anthropology, sociology, political science, historians, regional studies, and linguistics – to provide military commanders and staff with an understanding of the local population (i.e. the "human ...