LA Times: If you think the partisan divide over healthcare reform is ugly, take a look at the animus in the Senate as debate continues on a key climate change bill. So wide is the gulf that long-held Senate traditions on decorum are breaking down. And as Washington fiddles, the Earth burns. The Senate version of a House bill aimed at capping greenhouse gas emissions was stalled last week by Republicans on the Environment and Public Works Committee, who boycotted the discussion, demanding that …