Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Threats to Biodiversity

Threats to Biodiversity

There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...

What is Conservation Biology?

What is Conservation Biology?

Conservation biology is a scientific field that focuses on the preservation of biodiversity in order to protect ecosystems while meeting the needs of the human population. Humans require properly functioning ecosystems to maintain our supply of natural resources, including food, medicines, and building materials.

Conservation of Small Populations

Conservation of Small Populations

Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less...

Conservation of Declining Populations

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.

Habitat Fragmentation

Habitat Fragmentation

Habitat fragmentation describes the division of a more extensive, continuous habitat into smaller, discontinuous areas. Human activities such as land conversion, as well as slower geological processes leading to changes in the physical environment, are the two leading causes of habitat fragmentation. The fragmentation process typically follows the same steps: perforation, dissection, fragmentation, shrinkage, and attrition.

Sampling Plans

Sampling Plans

Sampling is a crucial step in analytical chemistry, allowing researchers to collect representative data from a large population. Common sampling methods include random, judgmental, systematic, stratified, and cluster sampling.
Random sampling is a method where each member of the population has an equal chance of being selected for the sample. It involves selecting individuals randomly, often using random number generators or lottery-type methods. For example, when analyzing the properties of a...

You might also read

Related Articles

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

Sort by

Same author

Diversity of Eucalyptus species predicted by a multi-variable environmental gradient.

Oecologia·2017

Same author

A critique of claims for negative impacts of Marine Protected Areas on fisheries.

Ecological applications : a publication of the Ecological Society of America·2016

Same author

A decision framework for prioritizing multiple management actions for threatened marine megafauna.

Ecological applications : a publication of the Ecological Society of America·2015

Same author

Guiding principles for the improved governance of port and shipping impacts in the Great Barrier Reef.

Marine pollution bulletin·2013

Same author

Effects of errors and gaps in spatial data sets on assessment of conservation progress.

Conservation biology : the journal of the Society for Conservation Biology·2013

Same author

Effects of human population density and proximity to markets on coral reef fishes vulnerable to extinction by fishing.

Conservation biology : the journal of the Society for Conservation Biology·2013

Same journal

Inside the new political screening that's stalling NIH grants.

Nature·2026

Same journal

Europe's record heatwave: does the continent have a new climate?

Nature·2026

Same journal

Daily briefing: Humans and great apes giggle in the same rhythms.

Nature·2026

Same journal

The surprising career parallels between footballers and researchers.

Nature·2026

Same journal

I study World Cup penalty shoot-outs: they say a lot about the psychology of performance under pressure.

Nature·2026

Same journal

CRISPR's next act: the companies editing the epigenome to treat disease.

Nature·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Apr 29, 2026

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Published on: December 10, 2012

Systematic conservation planning.

C R Margules¹, R L Pressey

¹CSIRO Wildlife and Ecology, Tropical Forest Research Centre, Atherton, Queensland, Australia.

|May 23, 2000

Summary

This summary is machine-generated.

Effective nature conservation requires landscape management beyond protected areas. Strategic reserve design is crucial for representing biodiversity and safeguarding it from threats, ensuring its persistence amid growing human demands.

More Related Videos

Watershed Planning within a Quantitative Scenario Analysis Framework

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

Deploying Community Scientists to Conduct Nondestructive Genetic Sampling of Rare Butterfly Populations

Deploying Community Scientists to Conduct Nondestructive Genetic Sampling of Rare Butterfly Populations

Published on: October 28, 2022

Related Experiment Videos

Last Updated: Apr 29, 2026

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Spatial Multiobjective Optimization of Agricultural Conservation Practices using a SWAT Model and an Evolutionary Algorithm

Published on: December 10, 2012

Watershed Planning within a Quantitative Scenario Analysis Framework

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

Deploying Community Scientists to Conduct Nondestructive Genetic Sampling of Rare Butterfly Populations

Deploying Community Scientists to Conduct Nondestructive Genetic Sampling of Rare Butterfly Populations

Published on: October 28, 2022

Area of Science:

Conservation Biology
Landscape Ecology
Biodiversity Management

Background:

Conservation efforts necessitate integrated landscape management, combining production and protection zones.
Protected areas (reserves) are foundational but insufficient for comprehensive nature conservation.
Current reserve systems often exhibit biodiversity sampling bias, favoring remote or commercially unsuitable areas.

Purpose of the Study:

To highlight the limitations of isolated reserves for conservation.
To emphasize the need for systematic approaches in reserve design and location.
To underscore the importance of reserves in representing and protecting regional biodiversity.

Main Methods:

Analysis of the roles of reserves in conservation strategies.
Evaluation of existing reserve system representativeness.
Conceptualization of systematic approaches for future reserve design.

Main Results:

Reserves are essential for sampling biodiversity and separating it from threatening processes.
Existing reserve networks are often biased, not adequately representing diverse ecosystems.
A systematic approach to reserve placement and design is evolving and critical for future conservation.

Conclusions:

Conservation success hinges on managing entire landscapes, not just reserves.
Improved, systematic reserve design is imperative to conserve biodiversity amidst increasing human pressures.
Future conservation strategies must integrate reserves within broader landscape management plans.