(S (S (BASENP (DT The) (NNP Bureau)) (VP (VBZ says) (SBAR (IN that) (S (SBAR (IN while) (S (BASENP (DT these) (NN temperature) (NNS departures)) (VP (MD may) (VP (VB seem) (ADJP (RB relatively) (JJ small)))))) (COMMA ,) (S (NP (BASENP (DT a) (NN 1) (NN °) (NN C) (NN increase)) (PP (IN in) (BASENP (JJ mean) (NNS temperatures)))) (VP (VBZ is) (ADJP (JJ equivalent) (PP (TO to) (S (BASENP (JJ many) (JJ southern) (JJ Australian) (NNS towns)) (VP (VP (VBG shifting) (ADVP (RB northward))) (PP (IN by) (BASENP (RB about) (NN 100km))))))))))))) (PERIOD .))