( ( ( ( Pollution , ) ( ( particularly ( nitrogen deposition ) ) ( from ( fertilizer use ) ) ) ) , ) ( also ( ( ( presents ( a ( serious threat ) ) ) ( to ( ( a variety ) ( of ( ( terrestrial species ) ( -LRB- ( ( CBD 2010b ) -RRB- ) ) ) ) ) ) ) . ) ) )
(ROOT (S (NP (NP (NNP Pollution)) (, ,) (NP (NP (RB particularly) (NN nitrogen) (NN deposition)) (PP (IN from) (NP (NN fertilizer) (NN use)))) (, ,)) (ADVP (RB also)) (VP (VBZ presents) (NP (DT a) (JJ serious) (NN threat)) (PP (TO to) (NP (NP (DT a) (NN variety)) (PP (IN of) (NP (NP (JJ terrestrial) (NNS species)) (PRN (-LRB- -LRB-) (NP (NNP CBD) (NNP 2010b)) (-RRB- -RRB-))))))) (. .)))
Pollution, particularly nitrogen deposition from fertilizer use, also presents a serious threat to a variety of terrestrial species ( CBD 2010b ).
(ROOT (S (NP (NNP Overharvesting)) (VP (VBZ is) (NP (DT a) (JJ serious) (NN threat)) (ADVP (RB particularly)) (PP (TO to) (NP (JJ aquatic) (NNS species)))) (. .)))