Energy, pollution, environment and health. - Nairobi : UNEP, s.f.. - 28 p. : il. ; 29,5 cm. Bibliografía: p. 28 Subjects--Topical Terms: CENTRALES DE ENERGIA -EFECTOS ECOLOGICOS -DIVULGACION Universal Decimal Class. No.: 621.311:574[023] 574:621.311[023]