TY  - BOOK
AU  - LANGDON, Karen Elizabeth
TI  - Reduction of air pollution by trees and forests
U1  - 016.634 9 L20R 
PB  - Farnham Royal
KW  - FORESTS AND FORESTRY -- ENVIRONMENTAL ASPECTS -- BIBLIOGRAPH
KW  - AIR -- POLLUTION -- ENVIRONMENTAL ASPECTS -- B
KW  - FORESTS AND FORESTRY -- ENVIRONMENTAL ASPE
ER  -