(Reuters) -Ukrainian President Volodymyr Zelenskiy and Moldovan President Maia Sandu on Wednesday discussed using Ukrainian coal to ease the energy crisis which has subjected Moldova's separatist Transdniestria region to blackouts and a heating shortage.

"An important task now is to help Moldova overcome its energy challenges and prevent Moscow from stirring up social tensions. ... We are ready to help," President Volodymyr Zelensky said on Jan. 8.

Zelenskyy made the statement after a phone call with Moldovan President Maia Sandu earlier the same day. “Of course, the main goal is to help Moldova through this difficult period of energy challenges and prevent Moscow from inciting social unrest,

"We are ready to assist Moldova, including with coal supplies," Zelenskiy said in his nightly video address after discussing the crisis with Sandu by telephone. Sandu, in a statement issued on the presidential website,

Presidents of Ukraine and Moldova Volodymyr Zelenskyy and Maia Sandu agreed in a telephone conversation on 8 January to coordinate joint actions to address the energy shortage in the breakaway Transnistria region.