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

Microbial Classification System

Microbial Classification System

Classification is the process of organizing organisms into hierarchically inclusive groups based on their phenotypic similarities or evolutionary relationships. A species comprises one or more strains, and closely related species are grouped into genera. Genera are further classified into families, families into orders, orders into classes, and so forth, up to the domain level, which is the broadest taxonomic rank derived from a combination of phenotypic and genotypic data.The nomenclature of...

What is an Ecosystem?

What is an Ecosystem?

The Soil Ecosystem

The Soil Ecosystem

Plants obtain inorganic minerals and water from the soil, which acts as a natural medium for land plants. The composition and quality of soil depend not only on the chemical constituents but also on the presence of living organisms. In general, soils contain three major components:

Ecological Disturbance

Ecological Disturbance

An ecological disturbance is a temporary disruption in the environment resulting from abiotic, biotic, or anthropogenic factors, causing a pronounced change in an ecosystem. The impact of an ecological disturbance, which can depend on its intensity, frequency, and spatial distribution, plays a significant role in shaping the species diversity within the ecosystem.

Classification of Systems-I

Classification of Systems-I

Linearity is a system property characterized by a direct input-output relationship, combining homogeneity and additivity.
Homogeneity dictates that if an input x(t) is multiplied by a constant c, the output y(t) is multiplied by the same constant. Mathematically, this is expressed as:

Classification of Systems-II

Classification of Systems-II

Continuous-time systems have continuous input and output signals, with time measured continuously. These systems are generally defined by differential or algebraic equations. For instance, in an RC circuit, the relationship between input and output voltage is expressed through a differential equation derived from Ohm's law and the capacitor relation,

You might also read

Related Articles

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

Sort by

Same author

House calls.

The New England journal of medicine·1998

Same author

Surgical embryology and anatomy of the pancreas.

The Surgical clinics of North America·1993

Same author

Effects of external calcium on horizontal cells in the superfused goldfish retina.

Neuroscience research. Supplement : the official journal of the Japan Neuroscience Society·1987

Same author

Hyperpolarization of retinal horizontal cells by excitatory amino acid neurotransmitter antagonists.

Neuroscience letters·1982

Same author

Depolarization of retinal horizontal cells by excitatory amino acid neurotransmitter agonists.

Neuroscience letters·1982

Same author

Visual responses of nucleus corticalis neurons in the perciform teleost, Northern Rock Bass (Ambloplites rupestris rupestris).

Brain research·1982

Same journal

A study on greenhouse gas emissions from asphalt pavement cross-sections: a comparison between roadside and central areas.

Environmental monitoring and assessment·2026

Same journal

Biosensing application of microbial fuel cells for organic matter and copper ion monitoring in constructed wetlands.

Environmental monitoring and assessment·2026

Same journal

Microplastic accumulation in fish and water: a case study from a protected reservoir in a megacity.

Environmental monitoring and assessment·2026

Same journal

Environmental assessment of Pb mobility in mining tailings from Zaruma, Ecuador, mediated by a Bacillus safensis group strain: a central composite design and generalized additive modeling approach.

Environmental monitoring and assessment·2026

Same journal

Advancing CO<sub>2</sub> emission data quality in cement production through integrated material-, flue gas-, and 3D inventory-based monitoring.

Environmental monitoring and assessment·2026

Same journal

Floating microplastics in semi-enclosed Boka Kotorska Bay (southern Adriatic Sea).

Environmental monitoring and assessment·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Jan 19, 2026

Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon

Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon

Published on: October 16, 2018

Land classification and ecosystem classification.

¹University of Saskatchewan, P.O. Box 11, V0G 1S0, New Denver, British Columbia, Canada.

Environmental Monitoring and Assessment

|November 8, 2013

Summary

This summary is machine-generated.

Ecological land classification (ELC) provides a framework for understanding Earth as a unified ecosystem. This approach supports biodiversity conservation and sustainable resource management across various scales.

More Related Videos

Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management

Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management

Published on: September 12, 2017

Watershed Planning within a Quantitative Scenario Analysis Framework

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

Related Experiment Videos

Last Updated: Jan 19, 2026

Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon

Use of Principal Components for Scaling Up Topographic Models to Map Soil Redistribution and Soil Organic Carbon

Published on: October 16, 2018

Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management

Measuring and Mapping Patterns of Soil Erosion and Deposition Related to Soil Carbonate Concentrations Under Agricultural Management

Published on: September 12, 2017

Watershed Planning within a Quantitative Scenario Analysis Framework

Watershed Planning within a Quantitative Scenario Analysis Framework

Published on: July 24, 2016

Area of Science:

Ecology
Environmental Science
Conservation Biology

Background:

Earth functions as a single, interconnected ecosphere.
Understanding ecological units is crucial for environmental management.
Current practices often overlook the holistic nature of ecosystems.

Purpose of the Study:

To introduce Ecological Land Classification (ELC) as a method for regionalization.
To demonstrate the utility of ELC for conservation and resource management.
To advocate for an ecosystem-based perspective to counteract anthropocentrism.

Main Methods:

Categorizing Earth's unity into distinct, hierarchical land/water ecosystems.
Analyzing ecological patterns at various spatial scales.
Integrating ecological understanding into land-use planning, particularly in forestry.

Main Results:

ELC facilitates the division and understanding of ecosystems at multiple scales.
A hierarchical recognition of land/water ecosystems provides a basis for management.
Spatial-temporal planning in forestry, guided by ELC, is essential for maintaining ecosystem mosaics.

Conclusions:

Ecological understanding and ELC are fundamental for effective conservation and resource management.
Recognizing nested land/water ecosystems emphasizes Earth's contextual role.
An ecosystem-centric view is vital for mitigating destructive human impacts.