“…However, if in the EU countries, the USA, Japan, etc. CO 2 emissions are controlled along with carbon monoxide (CO), hydrocarbons (HC), nitrogen oxides (NOx) and soot, in Russia, when estimating the component composition of exhaust gases, CO 2 is not taken into account at all [3,4]. For Russia, this issue is very urgent, since in 2014 we entered the top five countries in terms of CO 2 emissions in the world [5].…”