( It ( ( ( would probably ) ( ( ( ( ( ( be good ) ( for ( ( ( the Earth ) and ) ( all ( the ( other species ) ) ) ) ) ) , ) frankly ) , ) ( if ( humans ( did ( go extinct ) ) ) ) ) ) ; ) )
(ROOT (S (NP (PRP It)) (VP (MD would) (ADVP (RB probably)) (VP (VB be) (ADJP (JJ good)) (PP (IN for) (NP (NP (DT the) (NN Earth)) (CC and) (NP (PDT all) (DT the) (JJ other) (NNS species)))) (, ,) (ADVP (RB frankly)) (, ,) (SBAR (IN if) (S (NP (NNS humans)) (VP (VBD did) (S (VP (VB go) (ADJP (JJ extinct))))))))) (: ;)))
It would probably be good for the Earth and all the other species, frankly, if humans did go extinct;
(ROOT (S (NP (NNP Human) (NNP overpopulation)) (VP (VBZ is) (VP (VP (VBG crowding) (PRT (RP out)) (NP (JJ other) (NNS species))) (CC and) (VP (VBG making) (S (NP (NP (PDT all) (DT the) (JJ other) (NNS causes)) (PP (IN of) (NP (NN extinction)))) (ADJP (RBR worse)))))) (. .)))