00964nam a2200265 i 450099100074283970753620020503201024.0960716s1990 it 000 0 ita db1012259x-39ule_instLE02521448ExLFac. Economiaita304.2Brown, Lester R.33038State of the world 1990 :rapporto sul nostro pianeta del Worldwatch institute /Lester R. Brown ... [et al.]Torino :ISEDI,1990xx, 380 p. ;25 cmAmbienteDanni da inquinamentoRisorse naturaliWorldwatch Institute.b1012259x30-08-1127-06-02991000742839707536LE025 ECO 304 BRO01.0112025000008366le025-E0.00-l- 00000.i1014377427-06-02State of the world 1990198833UNISALENTOle02501-01-96ma -itait 01