Acid Rain: Scourge from the Skies “North Americans have been smelting ore and burning fossil fuels for generations. In the past, the gases went up ordinary chimneys or small smoke stacks, to descend upon near by areas and pollute them,” states author, Robert Collins. Almost everyone knows what acid rain is and has a vague idea of the consequences that exist as a cause of it. Most people however do not realize the severity of acid rain. The essay “Acid Rain: Scourge from the Skies” by Robert Collins was very effective in showing the true severity of acid rain. By using excellent developmental devices, Robert Collins was able