Denver Post: A national group that thinks global warming is “junk science” and that teaching it is unnecessarily scaring schoolchildren brought its first petition effort for “balanced education” to Mesa County Schools on Tuesday night. Rose Pugliese, an unsuccessful candidate for a District 51 school board seat in the last election, presented a petition with 700 signatures to the board asking that science teachers stop giving lessons on global warming. Pugliese, a 32-year-old Grand Junction …