( ( Biogeochemical ( Cycle Natural ) ) ( ( processes ( that ( recycle ( ( nutrients ( in ( various ( chemical forms ) ) ) ) ( ( ( ( ( ( ( from ( the environment ) ) , ) ( to organisms ) ) , ) and ) then ) ( back ( to ( the environment ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Biogeochemical) (NNP Cycle) (NNP Natural)) (VP (VBZ processes) (SBAR (IN that) (S (NP (NNP recycle)) (VP (VBZ nutrients) (PP (IN in) (NP (JJ various) (NN chemical) (NNS forms))) (PP (PP (IN from) (NP (DT the) (NN environment))) (, ,) (PP (TO to) (NP (NNS organisms))) (, ,) (CC and) (RB then) (PP (ADVP (RB back)) (TO to) (NP (DT the) (NN environment)))))))) (. .)))
Biogeochemical Cycle Natural processes that recycle nutrients in various chemical forms from the environment, to organisms, and then back to the environment.
(ROOT (S (NP (PRP We)) (VP (VBP call) (NP (NP (DT the) (NN recycling)) (PP (IN of) (NP (NP (JJ inorganic) (NN matter)) (PP (IN between) (NP (NP (VBG living) (NNS organisms)) (CC and) (NP (PRP$ their) (NN environment) (NN biogeochemical) (NN cycle)))))))) (. .)))