Agence France-Presse: UN Secretary General Ban Ki-moon said Saturday that he was encouraged by US president-elect Barack Obama’s view of the global problem of climate change, hailing a new attitude from the United States. “With some satisfaction I noted the recent statements of president-elect Obama and our discussions on the changing attitude of the United States on global warming,” the Polish daily Gazeta Wyborcza quoted Ban as saying in an interview published Saturday. Ban’s comments came ahead …