( ( ( ( Biogeochemical cycling ) ( of elements ) ) ( in ( the ( terrestrial ( and ( aquatic environments ) ) ) ) ) ) . )
(ROOT (NP (NP (JJ Biogeochemical) (NN cycling)) (PP (IN of) (NP (NNS elements))) (PP (IN in) (NP (DT the) (JJ terrestrial) (CC and) (JJ aquatic) (NNS environments))) (. .)))
Biogeochemical cycling of elements in the terrestrial and aquatic environments.
(ROOT (S (NP (NP (NNP Chemical) (NNS elements)) (CC and) (NP (NN water))) (VP (VBP are) (VP (VBN recycled) (PP (IN through) (NP (DT the) (JJ biogeochemical) (NN cycle))))) (. .)))