00834cam a2200253 a 450000100060000000300080000600500170001400800390003102000280007003500190009804000270011704100080014408200240015224501220017626000390029830000350033750400290037265000130040165000300041465000390044465000390048370000260052270000320054833930BD-RjUL20211209052100.0140512s1988    coua     b    000 0 eng  a0813374863 (alk. paper)  a(BD-RjUL)34022  aDLCcDLCdBD-RjULbeng  aeng00a304.2219bEAR 198804aThe Earth's fragile systems :bperspectives on global change /cedited by Thorkil Kristensen and Johan Peter Paludan.  aBoulder :bWestview Press,cc1988.  axiii, 109 p. :bill. ;c24 cm.  aIncludes bibliographies. 0aEcology. 0aEnvironmental protection. 0aNaturexEffect of human beings on. 0aConservation of natural resources.1 aPaludan, Johan Peter.1 aKristensen, Thorkil,d1899-