Assertion: ecosystem | /r/HasProperty | open
Facets:
Source sentences:
text: In nature, no ecosystem can be said to be independent of neighboring ecosystems or indeed, the global ecosystem, since ecosystems are open and plants and animals can move between them.
text: I've toyed with this questions a while, and i think an ecosystem is neither open or closed.
text: An ecosystem which is neither open nor closed is known as an "Ideal Ecosystem".