( ( A ( new demand ) ) ( ( has ( come ( from ( Aquatic ( Nuisance ( Species ( ( -LRB- ( ANS -RRB- ) ) threats ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT A) (JJ new) (NN demand)) (VP (VBZ has) (VP (VBN come) (PP (IN from) (NP (NNP Aquatic) (NNP Nuisance) (NNP Species) (PRN (-LRB- -LRB-) (NP (NNP ANS)) (-RRB- -RRB-)) (NNS threats))))) (. .)))
A new demand has come from Aquatic Nuisance Species (ANS) threats.
(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)))) (. .)))