Populations, Communities, and Ecosystems

Front

The number and variety of different species in an area

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Biodiversity

Front

A species that influences the survival of many other species in an ecosystem

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Keystone species

Front

The disappearance of all members of a species from Earth

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Extinction

Front

Non-native species

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Invasive species

Front

The benefits humans receive from ecosystems.

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Ecosystem Services

Front

Anything naturally occurring in the environment that humans use

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Natural Resource

Front

The practice of using less of a resource so that it can last longer.

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Conservation

Front

The ability of an ecosystem to maintain biodiversity and production indefinitely

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Sustainability

Front

Is the practice of helping a degraded or destroyed ecosystem recover from damage?

Back

Ecological Restoration

Front

The first species to populate an area during succession

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Pioneer species