00649naa#a2200193#i#450# EN\\bibl\84673 20260310084549.2 2500-0535 20250326b2025####ek#y0engy0150####ca ENG RU “Oxygen starvation” of the atmosphere Journal article Irkutsk Institute of Solar-Terrestrial Physics SB RAS 2025 7 с. Journal article local Геология. Геологические и геофизические науки. 55 ENG Givishvili Givi Vasilyevich Leshchenko Liudmila Nikolaevna ras.editorum.ru