( ( Changes ( in ( biodiversity ( and ( species distribution ) ) ) ) ) . )
(ROOT (NP (NP (NNS Changes)) (PP (IN in) (NP (NN biodiversity) (CC and) (NN species) (NN distribution))) (. .)))
Changes in biodiversity and species distribution.
(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)))))))) (. .)))