( ( The statute ) ( ( ( protects ( primary ( and ( secondary ( ambient air ) ) ) ) ) ( from ( air pollutants ) ) ) . ) )
(ROOT (S (NP (DT The) (NN statute)) (VP (VBZ protects) (NP (JJ primary) (CC and) (JJ secondary) (NN ambient) (NN air)) (PP (IN from) (NP (NN air) (NNS pollutants)))) (. .)))
The statute protects primary and secondary ambient air from air pollutants.
(ROOT (S (NP (JJ Primary) (NNS pollutants)) (VP (VBP enter) (NP (DT the) (NN air)) (ADVP (RB directly))) (. .)))