( ( In ( Earth science ) ) ( , ( ( ( a ( biogeochemical ( cycle ( or ( substance ( ( turnover or ) cycling ) ) ) ) ) ) ( of substances ) ) ( ( is ( ( a pathway ) ( ( by which ) ( ( a ( chemical substance ) ) ( moves ( through ( ( ( both ( ( ( biotic ( -LRB- ( biosphere -RRB- ) ) ) and ) ( abiotic ( -LRB- ( ( ( ( ( ( lithosphere , ) atmosphere ) , ) and ) hydrosphere ) -RRB- ) ) ) ) ) compartments ) ( of Earth ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN In) (NP (NNP Earth) (NN science))) (, ,) (NP (NP (DT a) (JJ biogeochemical) (NN cycle) (CC or) (NN substance) (NN turnover) (CC or) (NN cycling)) (PP (IN of) (NP (NNS substances)))) (VP (VBZ is) (NP (NP (DT a) (NN pathway)) (SBAR (WHPP (IN by) (WHNP (WDT which))) (S (NP (DT a) (NN chemical) (NN substance)) (VP (VBZ moves) (PP (IN through) (NP (NP (ADJP (DT both) (ADJP (ADJP (JJ biotic)) (PRN (-LRB- -LRB-) (NP (NNP biosphere)) (-RRB- -RRB-))) (CC and) (ADJP (ADJP (JJ abiotic)) (PRN (-LRB- -LRB-) (NP (NP (NN lithosphere)) (, ,) (NP (NN atmosphere)) (, ,) (CC and) (NP (NN hydrosphere))) (-RRB- -RRB-)))) (NNS compartments)) (PP (IN of) (NP (NNP Earth)))))))))) (. .)))
In Earth science, a biogeochemical cycle or substance turnover or cycling of substances is a pathway by which a chemical substance moves through both biotic (biosphere) and abiotic (lithosphere, atmosphere, and hydrosphere) compartments of Earth.
(ROOT (S (NP (NNP Interconnected)) (VP (VBZ pathways) (PP (IN through) (SBAR (WHNP (WDT which)) (S (NP (NN carbon)) (VP (VBZ is) (VP (VBN recycled) (PP (IN through) (NP (NP (DT the) (ADJP (JJ biotic) (CC and) (JJ abiotic)) (NNS components)) (PP (IN of) (NP (NN biosphere))))))))))) (. .)))