Ecologist's Day is observed in Russia every June 5, coinciding with World Environment Day. Established by Presidential Decree in 2007, this professional holiday was first celebrated in 2008 as part of a campaign supporting international efforts to protect the environment. The day aims to promote public and governmental awareness of environmental issues and nature conservation. Various activities are organized by nature reserves and national parks throughout Russia, including excursions, cleaning activities, and educational programs. The observance of Ecologist's Day highlights the importance of environmental protection and encourages participation in conservation efforts across the country.