Some companies -- such as Peabody Energy and ConocoPhillips -- have spoken out against climate legislation passed by the House of Representatives. Others -- such as General Electric Co. and Duke Energy Corp. -- have expressed support for it...In the past two weeks, three utilities -- Exelon Corp., PG&E Corp. and PNM Resources Inc. -- have quit the Chamber, citing the group's opposition to climate bills...Nike...said...that it was resigning from the Chamber's board...GE...intends to remain a member despite differences with the Chamber on specific legislation...