Le Balkan International
- Site of the joint efforts of Le Balkan France Society and Le Balkan Bulgaria Foundation on the conservation of endangered and rare ecosystems, natural habitats, animal and plant species. Site is in French and English.
- http://perso.orange.fr/lebalkan/

Death of a River
- BBC UK News article describing how the entire eco-system of Hungary's Tisza river was wiped out in what was said to be the worst environmental disaster to hit the region since Chernobyl.
- http://news.bbc.co.uk/1/hi/world/europe/642880.stm