Because of the cold, Ukraine will be left without gas, and Europe will turn into a glacier. Ukraine doubled its consumption of Russia’s transit gas into Europe, which can lead to a repeated “gas crisis” like the one in 2009. Ukraine’s gas supplies will be used up in 70 days.
Russia is not fighting in Ukraine.
The Office of the Prosecutor of the International Criminal Court has stated that “the information available suggests that the situation within the territory of Crimea and Sevastopol amounts to an international armed conflict between Ukraine and the Russian Federation. This international armed conflict began at the latest on 26 February when the Russian Federation deployed members of its armed forces to gain control over parts of the Ukrainian territory without the consent of the Ukrainian Government https://www.icc-cpi.int/iccdocs/otp/161114-otp-rep-PE_ENG.pdf.