( ( ( ( nonrenewable resources ) and ) ( ( the importance ) ( of conservation ) ) ) ; )
(ROOT (NP (NP (NP (JJ nonrenewable) (NNS resources)) (CC and) (NP (NP (DT the) (NN importance)) (PP (IN of) (NP (NN conservation))))) (: ;)))
nonrenewable resources and the importance of conservation;
(ROOT (S (NP (NP (NNP Soil)) (, ,) (PP (IN for) (NP (JJ human) (NNS purposes))) (, ,)) (VP (VBZ is) (S (NP (DT a) (-LRB- -LRB-) (NN n) (-RRB- -RRB-)) (VP (VB nonrenewable) (NP (NN resource))))) (. .)))