Critics often cite acid rain regulations as evidence of misplaced environmental priorities, saying the 1990 National
Acid Precipitation Assessment Program report made clear that acid rain does not pose a serious threat. Do you agree with this critique? Why, or why not?
More generally, has science played a sufficient role in the development of the U.S. acid rain policy?
If not, why not, and how might its impact be increased?
Why do proponents believe emissions-trading programs are more effective, economically, and ecologically than uniform emission limitations?
Does the evidence support these claims? Can you think of any drawbacks to the emissions-