Ill winds airborne pollution's toll on trees and crops
- Washington: World Resources Institute, 1988
- 74 p. mapas.
04036
Damage to forest and crops. Links between air pollution and damage to forests. Links between air pollution and damage to crops. Air pollution in the United States. Sources, trends and proximity to forest.
0-915825-29-5
Medio Ambiente Contaminación Contaminación del Aire