00736cam a2200217 a 4500008004100000020002500041245010500066260005200171300003200223500004500255504004100300650001300341650002500354650003900379700002000418700001800438740003500456003000100491005001700492040000900509                                          a9780521422666 (pbk.)04aThe Fragile environment :bthe Darwin College lectures /cedited by Laurie Friday and Ronald Laskey.  aCambridge :bCambridge University Press,c1989.  ax, 198 p. :bill. ;c26 cm.  aLectures delivered in Cambridge in 1987.  aIncludes bibliographical references. 0aEcology. 0aNature conservation. 0aConservation of natural resources.1 aFriday, Laurie.1 aLaskey, R. A.0 aDarwin College lecture series.20230123122324.0  cNUST