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residents of the danube delta, which is part of the black sea region and one of the largest wetlands in europe, include the red-breasted goose, dalmatian pelicans and 10 other globally threatened bird species, along with flowers such as the fernleaf peony and the yellow pheasant’s eye.
el sam, adoptado por las naciones unidas en 2003, ha sido concebido para facilitar el comercio y proteger a las personas y al medio ambiente de los peligrosos efectos de los productos químicos.