brutal impact on american jobs. >> this is costly across the economy. >> reporter: the chamber of commerce claims the plan would shrink the economy by $51 billion. cost 224,000 jobs each year, and add to consumer energy costs. the administration fired back. >> critics claim that your energy bills will skyrocket. well, they are wrong. >> reporter: costs don't seem to be the main driver of public opinion. a new abc news "washington post" poll showed that americans see global warning such a serious threat that 63% support regulations even if it raised their own energy costs. the administration says the key will be flexibility. some coal-producing states will be allowed higher emissions, other states less and all will have three years to come up with their game plans. karen travers, abc news, the white house. a search is underway in the waters of san francisco bay for a person whose boat went down. a radio distress signal went out