TY JOUR TI Geo-Ecological Transformations of Atmospheric Air in Technogenic Environment of the Karachay-Cherkess Republic KW air environment KW polluters KW toxic emissions KW suspended matters KW simulation KW emission limit values KW maximum allowable concentration (MAC). JO Safety in Technosphere AU Dega, N.S. AU Onishchenko, V.. AU Baychorova, E.. PY 2017 IS 6 PB INFRA-M Academic Publishing LLC.