00886nam a22002657a 4500 7116 FISKH 20250624102301.0 250624b cb ||||| |||| 00| 0 eng d 9789833733187 FISKH eng FISKH FISKH TD883.13 .C8513 363.73 Costab-Spau, Rosa Keeping the air clean / By Rosa Costab-Spau New York : Unipress Publishing , 2006. 29 pages : color illustrations ; 29 cm . The junior librar of ecology Q Easy-to-read text and illustrations that explain global warming, the breakdown of the ozone layer, acid rain, and other environmental matters relating to the air. 660 Lexile estimate Q Raz-Plus ddc BK 0 7116 7116 0 0 ddc 0 0 NFIC 002 002 SNS 2025-06-24 0 COS 363.73 TD883.13 .C8513 FIS01179 2025-06-24 10:22:57 2025-06-24 BK