IMPACT OF TOURISM ON PRISTINE HABITATS AT THE AVACHINSKY PASS (KAMCHATKA), A WORLD HERITAGE SITE СтатьяPopov I., Moiseev A., Iurmanov A., Romanov A., Karpov E., Orlova K., Tereshchenko N., Emets E., Lebedev Y., Gnedenko A.Geography, Environment, Sustainability. Том 17. 2024. С. 18-25