Title: Problemy i perspektivy sbalansirovannogo razvitii︠a︡ v basseĭne Pskovsko-Chudskogo ozera
Subjects: Environmental education, Congresses, Environmental policy
Places: Russia (Federation), Region Pskov, Lake, Region Peipus, Lake, Pskov, Lake, Region (Estonia and Russia), Peipus, Lake, Region (Estonia and Russia)