Carbon dioxide is a naturally occurring gas that is released and absorbed in a natural cycle.
(Carbon dioxide; is; a naturally occurring gas that is released and absorbed in a natural cycle) (a naturally occurring gas; is released; ) (a naturally occurring gas; absorbed; L:in a natural cycle)
Carbon dioxide a naturally occurring gas a naturally occurring gas
is is released absorbed
a naturally occurring gas that is released and absorbed in a natural cycle
L:in a natural cycle