00749pam a2200217 a 450000500170000000800410001702000150005802000180007305000190009110000220011024501480013225000120028026000410029230000390033365000280037265000420040065000190044265000180046165000290047970000230050820260617122613.0970127s1997    nyua     b    001 0 eng    a0471157821  a978047115782300aGE105.B68 19981 aBotkin, Daniel B.10aEnvironmental science :bearth as a living planet /cDaniel B. Botkin, Edward A. Keller with assistance from Dorothy B. Rosenthal ... [et al.].  a2nd ed.  aNew York :bJ. Wiley & Sons,cc1998.  axxxii, 649, [52] p. :bcol. ill. ; 0aEnvironmental sciences. 0aEnvironmental sciencesvCase studies. 0aHuman ecology. 0aBiodiversity. 0aSustainable development.1 aKeller, Edward A.,