00552nam a22001697a 4500 20919 20919 978-0-470-83688-0 363.7 BOT BOTKIN, Daniel B. Environmental science: earth as a living planet Ontario: John Wiley & Sons Canada, Ltd., c 2006 xx, 571, A-2 G-22, N-20 PC-2, I-21p.: ill., maps, graphic; 27 cm Includes bibliographical references and index Environmental sciences Keller, Edward A. Heathcote, Isobel W. BK 0 0 0 0 NF TLL TLL LS 2026-07-02 363.7 BOT L000018139 2026-07-02 2026-07-02 BK