U.S. carbon-capping climate bill dies in Senate 11 minutes ago U.S. legislation that would have set up a cap-and-trade system to limit climate-warming carbon emissions died on Friday after a procedural vote in the Senate. The bill aimed to cut total U.S. global warming emissions by 66 percent by 2050. Opponents said it would cost U.S. jobs and raise fuel prices in an already pinched American economy.