Head of the Ministry of Energy and Mines Ihor Nasalyk said that the Ministry is ready to lowest temperature in Ukraine. He noted that there is no threat during autumn and winter. The head of the Energy Ministry said that Ukraine buys coal from the ATO zone ATO, "but every time these volumes are reduced." Ukraine also made contracts for coal supply from other countries, by the moment Ukraine chartered more than 560 thousand tons, said Igor Nasalyk.