In Kyiv, starting at 6:00 a.m. on September 6, a tiered air threat alert system will be implemented by government order. — Ukrinform.

The new two-tier approach is intended to allow the city and economy to function during drone threats while maintaining stricter restrictions when the risk escalates to missiles…

В частности, желтый уровень будет предупреждать об опасности, связанной с дронами.