The Conservation of Natural Communities The communities of plants and animals established by humans usually consist of only a few varieties, often managed in a way that harms the environment.
(plants and animals; established; by humans) (The Conservation of Natural Communities The communities of plants and animals; consist; of only a few varieties; T:usually) (only a few varieties; managed; T:often) (a way; harms; the environment)
plants and animals The Conservation of Natural Communities The communities of plants and animals only a few varieties a way
established consist managed harms
by humans
of only a few varieties T:usually
T:often
the environment