(S (S (S (BASENP (DT The) (NN growth)) (VP (MD may) (VP (ADVP (RB also)) (VP (VB be) (ADJP (ADJP (ADJP (JJ due)) (PP (IN in) (BASENP (NN part)))) (PP (TO to) (NP (BASENP (JJ rapid) (NN glacier) (NN retreat)) (PP (IN on) (NP (BASENP (DT the) (NN peak) (POS 's)) (NNS slopes)))))))))) (CONJP (COMMA ,) (CC and)) (S (BASENP (DT the) (NN mountain)) (VP (VP (VP (VBG springing) (PRT (RP back))) (PP (IN as) (NP (BASENP (DT the) (NN weight)) (PP (IN of) (BASENP (NN snow) (NNS melts)))))) (CC and) (VP (VBZ runs) (PRT (RP off)))))) (PERIOD .))