Mapolasing a sebaka sa Leningrad, lithane tse likete tse 13,3 tsa litapole tsa peo li bolokiloe bakeng sa polokelo, ka tlhoko ea lithane tse likete tse 10, ts'ireletso ke 133%, tšebeletso ea boralitaba ea Lekala la Temo ea Russia e tlaleha.
Sebaka sena ke se seng sa baetapele ba Russia tlhahisong ea litapole tsa peo. 20% ea mapolasi a litapole sebakeng seo a etsa tlhahiso ea peo ea mantlha, ea mantlha le ea maemo a holimo, ho na le lilaboratori tse hlano tsa meristem sebakeng seo. Sebaka sena se fana ka litapole tsa peo libakeng tse fetang 30 tsa Russia.
Letšolong la ho jala la 2022, ho reriloe ho abela lihekthere tse likete tse 2,95 bakeng sa litapole mapolasing a Leningrad Region (107,3% ka 2021). Qalong ea letšolo la ho jala, letlole la peo, manyolo, mechine e se e lokisitsoe, likonteraka tsa phepelo ea mafura li phethiloe.