Toronto Sun: According to federal environment commissioner Scott Vaughan, Prime Minister Stephen Harper’s efforts to reduce greenhouse gas (GHG) emissions have flopped, despite spending billions of our tax dollars. Of course, that’s just like the earlier efforts of former prime ministers Paul Martin and Jean Chretien flopped (anybody remember the One Tonne Challenge?), despite spending billions of our tax dollars. This keeps happening because our governments, regardless of who’s in charge, …