TY - BOOK AU - Firor, John. CN - QC861.2 CN - QC861.2 CY - New Haven : DA - c1990. ID - 134260 KW - Atmosphere. KW - Acid rain KW - Ozone layer depletion. KW - Global warming. PB - Yale University Press, PP - New Haven : PY - c1990. SN - 0300033818 (alk. paper) T1 - The changing atmosphere :a global challenge / TI - The changing atmosphere :a global challenge / ER -