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The environment database and a glossary about facts, terms and descriptions

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Glossary E

The Environmental Glossary. Letter E +++ Popular Articles: 'Electricity', 'Environment', 'Environmental Regulation'

Ecological disturbance

Deutsch: Ökologische Störung / Español: Perturbación ecológica / Português: Perturbação ecológica / Français: Perturbation écologique / Italiano: Disturbo ecologico

An ecological disturbance refers to a temporary change in environmental conditions that causes a pronounced alteration in an ecosystem. Such events can be natural or anthropogenic in origin and often disrupt the structure, composition, or function of biological communities. While disturbances are integral to ecosystem dynamics, their intensity, frequency, and spatial scale determine whether they promote resilience or lead to long-term degradation.

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Ecological diversity

Ecological diversity is the variety of forests, deserts, grasslands, oceans, streams, lakes, and other biological communities interacting with one another and with their Nonliving environment.

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Ecological Effects Committee

Ecological Effects Committee (See Science Advisory Board.)

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Ecological efficiency

Ecological efficiency is the percentage of Energy transferred from one trophic level to another in a Food chain or web.

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Ecological health

An ecological health is a metaphor used to invoke ideas about the integrity, complexity, and autonomy of an ecosystem (Norton 1991).

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Ecological indicator

Ecological indicator (Deleted term 1993. See Condition indicator.)

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Ecological Integrity

An Ecological Integrity is the condition of an unimpaired ecosystem as measured by combined chemical, physical (including physical habitat), and biological attributes.

Ecological modeling

Deutsch: Ökologische Modellierung / Español: Modelado ecológico / Português: Modelagem ecológica / Français: Modélisation écologique / Italiano: Modellistica ecologica

Ecological modeling is a scientific discipline that integrates mathematical, computational, and statistical methods to simulate and analyze ecological systems. It serves as a critical tool for understanding complex interactions within ecosystems, predicting environmental changes, and supporting decision-making in conservation and resource management. By translating ecological theories into quantitative frameworks, ecological modeling bridges the gap between empirical observations and theoretical predictions.

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Ecological or environmental indicators

ecological or Environmental indicators are measurable features of an ecosystem that singularly or in combination with other features provide managerially useful evidence of water resource or ecosystem quality, or reliable evidence of trends in quality.

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Ecological properties

ecological properties are biotic and habitat attributes of a waterbody.

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