Metropolis' smog levels are at lethal levels and Superman and Green Arrow try to find out what's causing the problem in "The Price of Progress."
Characters: Superman; Green Arrow (of Earth-1); Jimmy Olsen; Josh Coyle; Lana Lang; Mr. Kurtz; Black Canary; Dr. Titus Selinger
Script: Paul Kupperberg
Pencils: Don Newton
Inks: Dan Adkins
Colors: Gene D'Angelo
Letters: John Costanza
