A new report by the European Environment Agency points to progress in cutting the continent's air pollution problem. However, up to 98% of Europe's urban residents are exposed to hazardous air, and in places like Bulgaria the danger is acute.
Oct 15, 2013 The New York Times
In order to save an ancient kingdom that was flooded by a reservoir in the 1950s, officials in Bulgaria will build a €100 million wall around the submerged monument.
Aug 8, 2008 Turkish Weekly