Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Population Growth00:57

Population Growth

Population size is dynamic, increasing with birth rates and immigration, and decreasing with death rates and emigration. In ideal conditions with unlimited resources, populations can increase exponentially, which plots as a J-shaped growth rate curve of population size against time. This type of curve is characteristic of newly-introduced invasive species, or populations that have suffered catastrophic declines and are rebounding.However, realistic environmental conditions limit the number of...
Modeling with Differential Equations01:25

Modeling with Differential Equations

Population dynamics can be described mathematically by considering the population size P(t) as a function of time. The rate of change of the population is then represented by the derivative of P(t). A simple assumption is that the rate of growth is proportional to the size of the population itself. This leads to an exponential growth model, where the population increases rapidly without bound. While this is a useful first approximation, it does not reflect realistic long-term...
Sustainable Development01:43

Sustainable Development

As the human population continues to grow and use resources, we must be mindful of our planet’s natural limits. Sustainable development provides a pathway to maintain and improve human life now while also ensuring that future generations will have the resources that they need. The long-term success of sustainability efforts rests on understanding the interplay between human actions and ecological systems.
Exponential Equations with Logarithms: Problem Solving01:29

Exponential Equations with Logarithms: Problem Solving

In ecological studies, exponential models are often used to predict how populations grow over time under favorable conditions. These models assume that the growth rate is proportional to the current population, leading to continuous and compounding increases.The model expresses the population as a function of time, combining the initial population with a growth factor raised to an exponent involving the growth rate and time. To estimate how long it takes for a population to reach a specific...
Sample Proportion and Population Proportion01:20

Sample Proportion and Population Proportion

Collecting samples or responses from an entire population takes significant time and effort, so a researcher collects responses from only a sample of that population. Suppose a study needs to collect information about a specific mobile application. After sample collection, the researcher analyzes the data and discovers that most individuals in the sample use that specific mobile application. The sample proportion measures the number of individuals in a sample who either use or don't use the...
Conservation of Declining Populations02:07

Conservation of Declining Populations

Conservation of declining population focuses on ways of detecting, diagnosing, and halting a population decline. The approach uses methods to prevent populations from going extinct.

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

The ICPD Programme of Action: pious hope or a workable guide?

Health transition review : the cultural, social, and behavioural determinants of health·1996
Same author

Reproductive health: towards a brighter future.

World health forum·1994
Same author

Political and economic factors influencing contraceptive uptake.

British medical bulletin·1993
Same author

Safe Motherhood Initiative: getting our priorities straight.

Lancet (London, England)·1992
Same author

The need for a reproductive health approach.

Supplement to International journal of gynecology and obstetrics·1989
Same author

Family planning services in Sub-Saharan Africa.

Finance & development·1988

Related Experiment Video

Updated: Jul 12, 2026

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model
23:56

Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model

Published on: October 31, 2010

The Population Factor in Africa's Development Dilemma.

F T Sai

    Science (New York, N.Y.)
    |November 16, 1984
    PubMed
    Summary

    Sub-Saharan Africa faces persistent development challenges, with many nations stagnating or declining. Realistic population policies and family planning programs are crucial for sustainable development and improved quality of life.

    Area of Science:

    • Development studies
    • African studies
    • Population studies

    Background:

    • Sub-Saharan Africa continues to grapple with severe development challenges despite decades of international aid.
    • Quality of life indicators reveal stagnation or regression in most African nations.
    • A high population growth rate and dependency ratio strain existing social services and infrastructure.

    Purpose of the Study:

    • To highlight the critical need for a paradigm shift in development strategies for Sub-Saharan Africa.
    • To emphasize the interconnectedness of population dynamics and development outcomes.
    • To advocate for the integration of population policies and family planning into development frameworks.

    Main Methods:

    • This study is primarily a review and synthesis of existing development data and trends in Sub-Saharan Africa.

    More Related Videos

    An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings
    19:57

    An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings

    Published on: March 30, 2014

    Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling
    20:36

    Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling

    Published on: July 4, 2007

    Related Experiment Videos

    Last Updated: Jul 12, 2026

    Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model
    23:56

    Comprehensive & Cost Effective Laboratory Monitoring of HIV/AIDS: an African Role Model

    Published on: October 31, 2010

    An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings
    19:57

    An Affordable HIV-1 Drug Resistance Monitoring Method for Resource Limited Settings

    Published on: March 30, 2014

    Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling
    20:36

    Predicting the Effectiveness of Population Replacement Strategy Using Mathematical Modeling

    Published on: July 4, 2007

  • Analysis of quality of life indexes and demographic data.
  • Assessment of current development strategies against population growth pressures.
  • Main Results:

    • Development problems in Sub-Saharan Africa remain acute, with limited progress on key quality of life metrics.
    • Rapid population growth exacerbates the strain on public services, outpacing current development efforts.
    • Existing development strategies are insufficient to address the demographic pressures.

    Conclusions:

    • A fundamental reorientation of development approaches is imperative for Sub-Saharan Africa.
    • The implementation of realistic population policies is essential for addressing development deficits.
    • Comprehensive family planning programs are a necessary component of sustainable development in the region.