"5 ژوئن" (5 June) is recognized as World Environment Day, a global event established by the United Nations in 1972. This day aims to raise awareness about environmental issues and encourage action for the protection of our planet. Each year, a different theme is chosen to highlight specific environmental challenges, such as pollution, climate change, and biodiversity loss. On this day, various activities take place worldwide, including tree planting, clean-up campaigns, and educational programs. Governments, organizations, and individuals are encouraged to participate and promote sustainable practices. The event serves as a reminder of the importance of preserving our natural resources for future generations.