( ( ( ( There ( are ( ( many reasons ) ( why ( birds ( are dying ) ) ) ) ) ) : ) ( ( ( We ( have ( ( cut down ) ( ( too many ) trees ) ) ) ) and ) ( ( the birds ) ( ( no longer ) ( have ( ( ( fruit ( to eat ) ) or ) ( branches ( where ( they ( can ( ( ( build nests ) or ) sleep ) ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (NP (EX There)) (VP (VBP are) (NP (NP (JJ many) (NNS reasons)) (SBAR (WHADVP (WRB why)) (S (NP (NNS birds)) (VP (VBP are) (ADJP (VBG dying)))))))) (: :) (S (S (NP (PRP We)) (VP (VBP have) (VP (VBN cut) (PRT (RP down)) (NP (ADJP (RB too) (JJ many)) (NNS trees))))) (CC and) (S (NP (DT the) (NNS birds)) (ADVP (RB no) (RB longer)) (VP (VBP have) (NP (NP (NN fruit) (S (VP (TO to) (VP (VB eat))))) (CC or) (NP (NP (NNS branches)) (SBAR (WHADVP (WRB where)) (S (NP (PRP they)) (VP (MD can) (VP (VP (VB build) (NP (NNS nests))) (CC or) (VP (VB sleep))))))))))) (. .)))
There are many reasons why birds are dying: We have cut down too many trees and the birds no longer have fruit to eat or branches where they can build nests or sleep.
(ROOT (S (NP (NNS People)) (VP (MD can) (VP (VB help) (VP (VB keep) (NP (DT a) (NN forest)) (NP (NP (DT a) (JJ good) (NN place)) (PP (IN for) (NP (NNS birds) (S (VP (TO to) (VP (VB live) (PP (IN by) (S (VP (VBG preventing) (NP (ADJP (RB too) (JJ many)) (NNS trees)) (PP (IN from) (S (VP (VBG being) (VP (VBN cut) (PRT (RP down)))))))))))))))))) (. .)))