N&O Index Card

Subject/Name: Acid Rain

Article(s) Referenced In:

1. Acid rain research set for Duke Forest - Jn 29 87 1C
2. Study details greater acid rain problem - Jy 7 87 1
3. More signs of acid rain harm found; Scientists searching for proof of damage to trees and crops - Au 5 87 12A
4. Despite report, experts say acid rain is getting worse in South - Se 19 87 4C

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