(S (QTL (DQL ``) (QTC (SBAR (IN If) (S (BASENP (PRP we)) (VP (VP (VBP do) (RB not)) (VP (VB do) (ADVP (RBR more)))))) (COMMA ,)) (DQR '')) (S (PRN (S (BASENP (NNP Myers)) (VP (VBZ says))) (COMMA ,)) (QTR (DQL ``) (QTC (S (BASENP (DT the) (NN planet)) (VP (MD will) (VP (VB continue) (S (VP (TO to) (VP (VP (VB lose) (NP (BASENP (QP (RB around) (NN 50)) (NNS species)) (PP (IN per) (BASENP (NN day))))) (PP (VBN compared) (PP (TO to) (NP (BASENP (DT the) (JJ natural) (NN extinction) (NN rate)) (PP (IN of) (NP (BASENP (NN one) (NN species)) (BASENP (DT every) (NN five) (NNS years))))))))))))) (PERIOD .)) (DQR ''))))