When Maksym Orlovskyi bought an apartment in central Kyiv in 2006, he installed a new boiler, replaced the windows and insulated the walls of the 1960s brick building.
Ukraine's Energy Challenge
Bloomberg: Ukrainians plug up drafty homes before state triples gas tariff
A picture taken on Oct. 21, 2014 shows pressure valves and pipes at a gas pumping station in Donetsk.
