CQPolitics.com: Though Republicans portray climate change legislation as an energy tax that would cost families thousands of dollars a year, the worsening budget woes in dozens of states are increasing chances the Senate will enact a bill this year. The White House is hoping billions of dollars worth of emissions allowances that would be issued as part of a cap-and-trade system will provide an economic lure for undecided senators to support the bill. The climate change bill (HR 2454) the House …