In Kuzbass, the “black sky” regime was extended for four territories until February 6

“In accordance with the forecast meteorological conditions and the expected synoptic situation... enterprises... are recommended to take measures to reduce emissions into the atmosphere in accordance with the announced regime... until 06.02.2023 06:00 pm (14:00 Moscow time)," the message says.

Earlier, Andrei Shikhov, an engineer at the Perm University GIS Center, expressed the opinion that in 2023 there could be more adverse weather events in the Perm Territory than in 2022.