Zero Emission Day
Celebrated on 21 SeptemberZero Emission Day
Other holidays on 21 September
- Nativity of the Blessed Virgin Mary among the Orthodox
- Collector's Day in Russia
- World Day of Russian Unity
- Day of Military Glory of Russia - Victory Day of Russian regiments in the Battle of Kulikovo (1380)
- International Day of Peace
- World Alzheimer's Day
- Family and Mother in Birth among the Slavs
- Day of the birth of Russian statehood
- Pause the World Day
- World Gratitude Day
- Week of the Global Action “We Clean the World” (“Let’s clear the planet of garbage”)
- Armenian Independence Day
- According to the folk calendar - Ospozhinki, Little Most Pure, Nativity of the Virgin Mary
- Nativity of the Blessed Virgin Mary
- Feast of the Icon of the Mother of God Bread (Zapechnaya)
- Feast of the Icon of the Mother of God of Domnitskaya