Of particular significance --the American public has become acutely aware of the hazards to their health, including the risk of mortality, posed by inhalation of fine particles and exposure to mercury through fish consumption.
( ( Of ( particular significance ) ) ( -- ( ( the ( American public ) ) ( ( has ( ( ( ( become ( acutely ( aware ( of ( the hazards ) ) ) ) ) ( to ( their health ) ) ) , ) ( including ( ( ( ( the risk ) ( of mortality ) ) , ) ( ( ( posed ( by ( inhalation ( of ( fine ( ( particles and ) exposure ) ) ) ) ) ) ( to mercury ) ) ( through ( fish consumption ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (PP (IN Of) (NP (JJ particular) (NN significance))) (: --) (NP (DT the) (JJ American) (NN public)) (VP (VBZ has) (VP (VBN become) (ADJP (RB acutely) (JJ aware) (PP (IN of) (NP (DT the) (NNS hazards)))) (PP (TO to) (NP (PRP$ their) (NN health))) (, ,) (PP (VBG including) (NP (NP (DT the) (NN risk)) (PP (IN of) (NP (NN mortality))) (, ,) (VP (VBN posed) (PP (IN by) (NP (NP (NN inhalation)) (PP (IN of) (NP (JJ fine) (NNS particles) (CC and) (NN exposure))))) (PP (TO to) (NP (NN mercury))) (PP (IN through) (NP (NN fish) (NN consumption)))))))) (. .)))
Mercury exposure is dangerous, and can occur through the eating of fish.
( ( Mercury exposure ) ( ( ( ( ( is dangerous ) , ) and ) ( can ( occur ( through ( ( the eating ) ( of fish ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Mercury) (NN exposure)) (VP (VP (VBZ is) (ADJP (JJ dangerous))) (, ,) (CC and) (VP (MD can) (VP (VB occur) (PP (IN through) (NP (NP (DT the) (NN eating)) (PP (IN of) (NP (NN fish)))))))) (. .)))