GESAMP : the state of the marine environment - Nairobi ; UNEP ; 1990 - 111 p. - UNEP Regionals Seas Reports and Studies N° 115 . Subjects--Topical Terms: PROTECCION AMBIENTALEJEMPLAR UNICOMEDIO AMBIENTECAMBIOS CLIMATICOSCONTAMINACION MARINAMAR Dewey Class. No.: Documento 00824 / 1990