( ( activities ( of ( ( ( microorganisms ( in ( polluted waters ) ) ) , ) ( including ( biogeochemical cycles ) ) ) ) ) . )
(ROOT (NP (NP (NNS activities)) (PP (IN of) (NP (NP (NNS microorganisms)) (PP (IN in) (NP (JJ polluted) (NNS waters))) (, ,) (PP (VBG including) (NP (JJ biogeochemical) (NNS cycles))))) (. .)))
activities of microorganisms in polluted waters, including biogeochemical cycles.
(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))))) (. .)))