( Biodiversity ( ( Some ( 300 ( animal species ) ) ) ( ( need help ) . ) ) )
(ROOT (S (ADVP (RB Biodiversity)) (NP (DT Some) (CD 300) (NN animal) (NNS species)) (VP (MD need) (VP (VB help))) (. .)))
Biodiversity Some 300 animal species need help.
(ROOT (S (NP (NNP Biodiversity)) (VP (VBZ helps) (VP (VB ensure) (SBAR (WHNP (WDT that)) (PRN (, ,) (ADVP (IN at) (JJS least)) (, ,)) (S (NP (DT some) (NNS species)) (VP (MD will) (VP (VB survive) (NP (JJ environmental) (NN change)))))))) (. .)))