00377nam a2200145 a 450000100080000000500110000800800410001910000330006024500530009326000240014630000120017065300110018265300180019365300200021110180742001-08-10       1981    bl uuuu     u0uu1 u    #d1 aACARESC (Florianopolis, SC).  aA importancia de conservar os recursos naturais.  aFlorianopolisc1981  cFolder.  aErosao  aMeio ambiente  aRecurso natural