Imagine if, in 1966, then President Lyndon B. Johnson had tried to determine what the emissions levels of America should be 42 years into the future. Even if he had gotten together the best and brightest minds of the day, it is unlikely that his advisers would have come up with data that could have anticipated either our energy needs or our standard of living today. Lawmakers wont admit it but, policymakers today are similarly handicapped when it comes to predicting our future needs