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USGS Thesaurus
Categories
Topics
Population and community ecology
Ecosystems
The interacting populations of plants, animals, and microorganisms occupying a certain area, and their relationship to the environment.
This category is also used for
biosphere
,
clines
,
ecoclines
, and
ecotones
.
Subtopics:
Wetland ecosystems
(2 items)
Related topics:
Habitats